Average Mcqs
What is the average of 10, 20, and 30?
- A) 20
- B) 25
- C) 30
- D) 35
- Answer: B) 20
The average of five numbers is 20. What is the sum of the five numbers?
- A) 80
- B) 100
- C) 120
- D) 140
- Answer: A) 100
If the average of three numbers is 30, then the sum of these numbers is:
- A) 60
- B) 90
- C) 100
- D) 120
- Answer: B) 90
A student scores 45, 55, 65, and 85 in four exams. What is the average score?
- A) 55
- B) 60
- C) 65
- D) 70
- Answer: C) 65
The average of 8, 12, 20, and 30 is:
- A) 15
- B) 17.5
- C) 18
- D) 20
- Answer: B) 17.5
If the average of two numbers is 20 and one of the numbers is 15, what is the other number?
- A) 25
- B) 30
- C) 35
- D) 40
- Answer: A) 25
The average of 10, 15, 20, 25, and 30 is:
- A) 20
- B) 22
- C) 23
- D) 25
- Answer: A) 20
A group of students has an average height of 150 cm. If a new student with a height of 160 cm joins the group, making the average height 152 cm, what was the original number of students?
- A) 10
- B) 11
- C) 12
- D) 13
- Answer: B) 10
What is the average of the first 10 natural numbers?
- A) 4.5
- B) 5
- C) 5.5
- D) 6
- Answer: C) 5.5
The average age of a group of 15 people is 24 years. If the age of one person is 30 years, what is the average age of the remaining people?
- A) 23
- B) 24
- C) 25
- D) 26
- Answer: B) 23.8
The average score of a student in 5 subjects is 70. If the student scores 80 in one subject, what is the average score in the remaining 4 subjects?
- A) 60
- B) 65
- C) 70
- D) 75
- Answer: B) 65
If the average of 7, 14, and 21 is 14, what is the average of these numbers after adding 10 to each?
- A) 24
- B) 25
- C) 28
- D) 30
- Answer: B) 24
The average of 6 numbers is 12. If the sum of the first 4 numbers is 40, what is the sum of the last 2 numbers?
- A) 24
- B) 28
- C) 30
- D) 32
- Answer: D) 24
A class has an average score of 75%. If 5 students scored 80%, 70%, 60%, 90%, and 85% respectively, what is the average score of the remaining students if the average score of the class is 75%?
- A) 70%
- B) 75%
- C) 80%
- D) 85%
- Answer: A) 75%
If the average of 5 numbers is 45, what will be the average if 10 is added to each number?
- A) 50
- B) 55
- C) 60
- D) 65
- Answer: A) 55
The average weight of 12 persons is 60 kg. If a new person weighing 70 kg joins the group, what will be the new average weight?
- A) 61 kg
- B) 62 kg
- C) 63 kg
- D) 64 kg
- Answer: A) 61 kg
The average age of a group of friends is 24 years. After 5 years, what will be the new average age?
- A) 24
- B) 29
- C) 30
- D) 35
- Answer: B) 29
What is the average of the following numbers: 1, 3, 7, 9, and 11?
- A) 5
- B) 6
- C) 7
- D) 8
- Answer: C) 6.2
A shopkeeper sells 4 items at prices 10, 20, 30, and 40. What is the average selling price?
- A) 25
- B) 30
- C) 35
- D) 40
- Answer: B) 25
If the average of four numbers is 20, then the average of the numbers after increasing each by 5 is:
- A) 20
- B) 25
- C) 30
- D) 35
- Answer: B) 25
The average of 7 numbers is 21. If one of the numbers is 30, what is the average of the remaining 6 numbers?
- A) 20
- B) 21
- C) 22
- D) 23
- Answer: A) 20.14
A group of students has an average height of 160 cm. If one student is replaced with a student who is 10 cm taller, what will be the new average height if the group consists of 20 students?
- A) 160 cm
- B) 161 cm
- C) 162 cm
- D) 163 cm
- Answer: B) 161 cm
The average of three numbers is 12. If two of the numbers are 8 and 15, what is the third number?
- A) 10
- B) 11
- C) 12
- D) 13
- Answer: A) 10
A person has a monthly expense of $4000. If the average expense is reduced by $1000, what is the new average expense?
- A) $2500
- B) $3000
- C) $3500
- D) $4000
- Answer: B) $3000
If the average of a group of 8 numbers is 50, what is the sum of these numbers?
- A) 350
- B) 400
- C) 450
- D) 500
- Answer: D) 400
A man scores 70, 80, 90, and 100 in four exams. What is his average score?
- A) 80
- B) 85
- C) 90
- D) 95
- Answer: B) 85
What is the average of the following numbers: 5, 15, 25, and 35?
- A) 20
- B) 22.5
- C) 25
- D) 27.5
- Answer: B) 22.5
If the average of five numbers is 40, what is the sum of the numbers?
- A) 150
- B) 200
- C) 220
- D) 250
- Answer: B) 200
The average of three numbers is 12.5. If one of the numbers is 15, what is the average of the other two numbers?
- A) 10
- B) 11
- C) 12
- D) 13
- Answer: A) 10
A person spends $300 on groceries and $200 on utilities. What is the average monthly expense if these are the only expenses?
- A) $200
- B) $250
- C) $300
- D) $350
- Answer: B) $250
The average of 10 numbers is 35. If one number is removed, the average becomes 30. What is the removed number?
- A) 25
- B) 30
- C) 35
- D) 40
- Answer: D) 40
If the average of five numbers is 28, what will be the new average if a sixth number, which is 35, is added?
- A) 28.5
- B) 29
- C) 30
- D) 31
- Answer: B) 29
A student scores 70, 80, and 90 in three exams. What is the minimum score required in the fourth exam to have an average of 85?
- A) 85
- B) 90
- C) 95
- D) 100
- Answer: C) 95
The average of 12 numbers is 50. If one number is 80, what will be the new average if this number is replaced by 60?
- A) 48.33
- B) 49.17
- C) 50
- D) 50.83
- Answer: B) 49.17
The average salary of a group of 10 employees is $2000. If the salary of one employee is $2500, what will be the new average if the salary of another employee is increased by $1000?
- A) $2100
- B) $2200
- C) $2300
- D) $2400
- Answer: B) $2200
What is the average of 5, 10, 15, 20, and 25?
- A) 15
- B) 16
- C) 17
- D) 18
- Answer: A) 15
The average score of a class in a test is 75. If one student scored 90, what is the average score of the rest of the class?
- A) 72
- B) 73
- C) 74
- D) 75
- Answer: A) 72
If the average of three numbers is 30 and the largest number is 50, what is the smallest number if the sum of the three numbers is 90?
- A) 20
- B) 25
- C) 30
- D) 35
- Answer: A) 20
A team of 7 members has an average age of 25 years. If one member leaves and the average age becomes 24 years, what is the age of the member who left?
- A) 22
- B) 25
- C) 27
- D) 30
- Answer: D) 30
The average of 6 numbers is 18. If two numbers are 10 and 20, what is the average of the remaining four numbers?
- A) 16
- B) 17
- C) 18
- D) 19
- Answer: B) 16.67
If the average of 10 numbers is 40, what will be the average if one number is increased by 10?
- A) 41
- B) 42
- C) 43
- D) 44
- Answer: A) 41
The average of five numbers is 22. If the average of the first three numbers is 20, what is the average of the last two numbers?
- A) 24
- B) 26
- C) 28
- D) 30
- Answer: B) 26
If the average of four numbers is 25, what is the sum of these numbers?
- A) 75
- B) 80
- C) 85
- D) 90
- Answer: A) 100
The average score of a class in a test is 50. If 5 students scored 40, 45, 55, 60, and 70 respectively, what is the average score of the remaining students?
- A) 50
- B) 55
- C) 60
- D) 65
- Answer: A) 50
A set of 5 numbers has an average of 15. If the first four numbers are 10, 20, 30, and 40, what is the fifth number?
- A) 5
- B) 10
- C) 15
- D) 20
- Answer: B) 5
If the average of seven numbers is 45, what is the sum of these numbers?
- A) 270
- B) 315
- C) 350
- D) 400
- Answer: A) 315
The average of eight numbers is 35. If the average of the first five numbers is 30, what is the average of the last three numbers?
- A) 35
- B) 40
- C) 45
- D) 50
- Answer: B) 40
The average score of a student in 6 subjects is 80. If the student scores 90 in one subject, what is the average score in the remaining 5 subjects?
- A) 78
- B) 80
- C) 82
- D) 85
- Answer: A) 78
What is the average of the numbers 12, 15, 18, 21, and 24?
- A) 18
- B) 19
- C) 20
- D) 21
- Answer: A) 18
If the average of 8 numbers is 45, what is the average if one number is increased by 20?
- A) 46
- B) 47
- C) 48
- D) 49
- Answer: A) 46
The average score of a student in 4 tests is 80. If the scores of 3 tests are 70, 85, and 90, what is the score of the fourth test?
- A) 85
- B) 90
- C) 95
- D) 100
- Answer: C) 95
The average of 12 numbers is 50. If one number is 60, what is the average of the remaining 11 numbers?
- A) 48
- B) 49
- C) 50
- D) 51
- Answer: B) 49.09
If the average of five numbers is 24, what will be the average if one number is replaced by a number which is 10 more than it?
- A) 24
- B) 25
- C) 26
- D) 27
- Answer: B) 25
The average of 10 numbers is 30. If 5 of these numbers are 20 each, what is the average of the remaining 5 numbers?
- A) 32
- B) 35
- C) 40
- D) 45
- Answer: B) 40
The average age of a group of 10 students is 15 years. If two students whose ages are 12 and 16 are removed, what is the new average age of the remaining students?
- A) 14.2
- B) 14.6
- C) 15
- D) 15.4
- Answer: A) 14.2
A family of 4 members has an average age of 25 years. What is the total age of the family?
- A) 80 years
- B) 85 years
- C) 90 years
- D) 100 years
- Answer: A) 100 years
The average score of a class in a test is 65. If the total score of the class is 520, how many students are there in the class?
- A) 8
- B) 10
- C) 12
- D) 13
- Answer: D) 13
The average of 8 numbers is 30. If one number is increased by 10, what is the new average?
- A) 30
- B) 31
- C) 32
- D) 33
- Answer: B) 31
If the average of five numbers is 25 and the sum of the first four numbers is 100, what is the fifth number?
- A) 20
- B) 25
- C) 30
- D) 35
- Answer: C) 30
The average of 6 numbers is 16. If one of these numbers is 12, what is the average of the remaining 5 numbers?
- A) 14
- B) 15
- C) 16
- D) 17
- Answer: B) 14.4
The average of 9 numbers is 22. If 3 of these numbers are 18, 20, and 24, what is the average of the remaining 6 numbers?
- A) 20
- B) 21
- C) 22
- D) 23
- Answer: B) 21.5
If the average of 7 numbers is 40, what is the sum of these numbers?
- A) 240
- B) 280
- C) 300
- D) 320
- Answer: B) 280
The average of a group of students is 20. If the number of students is increased by 5 and the new average becomes 22, what is the total number of students in the group?
- A) 25
- B) 30
- C) 35
- D) 40
- Answer: B) 30
The average of 5 numbers is 12. If two numbers are 10 and 15, what is the average of the remaining three numbers?
- A) 10
- B) 12
- C) 13
- D) 14
- Answer: C) 13
The average score of a class in a test is 75. If 5 students scored 80, 85, 70, 65, and 90 respectively, what is the average score of the remaining students?
- A) 75
- B) 80
- C) 85
- D) 90
- Answer: A) 75
If the average of four numbers is 20 and three of these numbers are 15, 25, and 30, what is the fourth number?
- A) 10
- B) 20
- C) 25
- D) 30
- Answer: A) 10
The average of 6 numbers is 50. If the largest number is 70, what is the average of the remaining 5 numbers?
- A) 45
- B) 50
- C) 55
- D) 60
- Answer: A) 45
The average score of a group of students is 50. If the score of one student is increased by 10, what will be the new average if the total number of students remains the same?
- A) 50
- B) 50.5
- C) 51
- D) 51.5
- Answer: B) 50.5
The average of 5 numbers is 15. If the smallest number is 10, what is the average of the remaining four numbers?
- A) 15
- B) 16
- C) 17
- D) 18
- Answer: D) 17
The average of 12 numbers is 60. If one number is 80, what is the average of the remaining 11 numbers?
- A) 55
- B) 56
- C) 57
- D) 58
- Answer: A) 55
The average of a set of 5 numbers is 10. If the sum of four numbers is 35, what is the fifth number?
- A) 5
- B) 10
- C) 15
- D) 20
- Answer: C) 15
The average age of a group of 8 people is 30 years. If one person leaves the group and the average age becomes 31 years, what is the age of the person who left?
- A) 28
- B) 30
- C) 32
- D) 34
- Answer: D) 34
If the average of three numbers is 24, what is the sum of these three numbers?
- A) 72
- B) 70
- C) 68
- D) 66
- Answer: A) 72
The average of 10 numbers is 45. If one number is decreased by 5, what will be the new average?
- A) 44.5
- B) 45
- C) 45.5
- D) 46
- Answer: A) 44.5
The average score of a student in 5 exams is 60. If the student scores 70 in the last exam, what is the average score of the first 4 exams?
- A) 55
- B) 58
- C) 60
- D) 62
- Answer: B) 58
The average of 6 numbers is 40. If one number is 20, what is the average of the remaining 5 numbers?
- A) 36
- B) 38
- C) 40
- D) 42
- Answer: A) 36
The average of 7 numbers is 50. If one number is 70, what is the average of the remaining 6 numbers?
- A) 46.67
- B) 47.14
- C) 48.57
- D) 49.29
- Answer: C) 48.57
If the average of 5 numbers is 18, what will be the average if one number is decreased by 3?
- A) 17.6
- B) 17.8
- C) 18
- D) 18.2
- Answer: A) 17.6
The average of 10 numbers is 20. If one number is 10, what is the average of the remaining 9 numbers?
- A) 18
- B) 19
- C) 20
- D) 21
- Answer: B) 19
The average of 5 numbers is 22. If the largest number is 30, what is the average of the remaining four numbers?
- A) 20
- B) 21
- C) 22
- D) 23
- Answer: B) 21
The average of 7 numbers is 60. If one number is 80, what is the average of the remaining 6 numbers?
- A) 56
- B) 58
- C) 60
- D) 62
- Answer: B) 58
If the average of 8 numbers is 40, what is the sum of these numbers?
- A) 320
- B) 340
- C) 360
- D) 380
- Answer: A) 320
The average score of a student in 4 tests is 75. If the scores of 3 tests are 70, 80, and 90, what is the score of the fourth test?
- A) 60
- B) 65
- C) 70
- D) 75
- Answer: B) 65
The average of 5 numbers is 50. If one number is 60, what is the average of the remaining 4 numbers?
- A) 48
- B) 49
- C) 50
- D) 51
- Answer: A) 48
The average of 9 numbers is 55. If one number is 30, what is the average of the remaining 8 numbers?
- A) 54
- B) 55
- C) 56
- D) 57
- Answer: C) 56
The average of 12 numbers is 25. If one number is 30, what is the average of the remaining 11 numbers?
- A) 24
- B) 24.5
- C) 25
- D) 25.5
- Answer: B) 24.5
The average of 8 numbers is 36. If one number is 45, what is the average of the remaining 7 numbers?
- A) 33.57
- B) 34
- C) 34.71
- D) 35
- Answer: C) 34.71
The average of 15 numbers is 40. If one number is 60, what is the average of the remaining 14 numbers?
- A) 38
- B) 39
- C) 40
- D) 41
- Answer: A) 38
If the average of 7 numbers is 50, what will be the new average if one number is increased by 10?
- A) 50
- B) 50.5
- C) 51
- D) 51.5
- Answer: B) 50.5
The average of 4 numbers is 22. If two numbers are 18 and 20, what is the average of the remaining two numbers?
- A) 24
- B) 25
- C) 26
- D) 27
- Answer: C) 26
The average of 11 numbers is 60. If one number is 80, what is the average of the remaining 10 numbers?
- A) 58
- B) 59
- C) 60
- D) 61
- Answer: A) 58
The average score of a student in 3 exams is 72. If the student scores 90 in the fourth exam, what is the average score of the first 3 exams?
- A) 68
- B) 69
- C) 70
- D) 72
- Answer: C) 70
The average of 8 numbers is 45. If one number is removed, the average becomes 50. What is the number removed?
- A) 40
- B) 45
- C) 55
- D) 60
- Answer: D) 40
If the average of 6 numbers is 20, what is the sum of these numbers?
- A) 120
- B) 100
- C) 90
- D) 80
- Answer: A) 120
The average of 7 numbers is 30. If one number is increased by 10, what is the new average?
- A) 30
- B) 30.5
- C) 31
- D) 31.5
- Answer: B) 30.5
The average score of a student in 6 exams is 80. If the student scores 90 in the seventh exam, what is the average score of the first 6 exams?
- A) 75
- B) 76
- C) 77
- D) 78
- Answer: A) 75
The average of 9 numbers is 70. If the largest number is 85, what is the average of the remaining 8 numbers?
- A) 68
- B) 69
- C) 70
- D) 71
- Answer: B) 69
If the average of 12 numbers is 55, what is the total sum of these numbers?
- A) 660
- B) 650
- C) 700
- D) 600
- Answer: A) 660
The average of 6 numbers is 28. If one number is 12, what is the average of the remaining 5 numbers?
- A) 24
- B) 26
- C) 28
- D) 30
- Answer: A) 24
101. The average of 7 numbers is 36. If one number is 45, what is the average of the remaining 6 numbers?
- A) 33
- B) 34
- C) 35
- D) 37
- Answer: B) 34
102. If the average of 10 numbers is 40 and one number is 50, what is the average of the remaining 9 numbers?
- A) 38
- B) 39
- C) 40
- D) 41
- Answer: A) 38
103. The average of 5 numbers is 20. If the sum of four numbers is 80, what is the fifth number?
- A) 10
- B) 20
- C) 30
- D) 40
- Answer: C) 30
104. The average of 8 numbers is 75. If one number is 90, what is the average of the remaining 7 numbers?
- A) 72
- B) 73
- C) 74
- D) 76
- Answer: A) 72
105. If the average of 5 numbers is 12, what is the sum of these numbers?
- A) 50
- B) 55
- C) 60
- D) 65
- Answer: A) 60
106. The average of 4 numbers is 30. If two of these numbers are 25 and 35, what is the average of the remaining two numbers?
- A) 30
- B) 32.5
- C) 35
- D) 37.5
- Answer: B) 32.5
107. The average of 6 numbers is 50. If one number is 60, what is the average of the remaining 5 numbers?
- A) 48
- B) 49
- C) 50
- D) 52
- Answer: A) 48
108. If the average of 7 numbers is 20 and one number is 40, what is the average of the remaining 6 numbers?
- A) 15
- B) 16
- C) 17
- D) 18
- Answer: A) 15
109. The average of 9 numbers is 45. If the sum of eight numbers is 360, what is the ninth number?
- A) 40
- B) 45
- C) 50
- D) 55
- Answer: C) 50
110. The average of 5 numbers is 80. If the average of 3 of these numbers is 75, what is the average of the remaining 2 numbers?
- A) 80
- B) 85
- C) 90
- D) 95
- Answer: D) 95
111. If the average score of a class of 12 students is 68 and one student’s score is 90, what is the average score of the remaining 11 students?
- A) 66
- B) 67
- C) 68
- D) 69
- Answer: A) 66
112. The average of 5 numbers is 55. If two numbers are 50 and 60, what is the average of the remaining three numbers?
- A) 50
- B) 55
- C) 60
- D) 65
- Answer: C) 60
113. The average of 6 numbers is 70. If one number is 90, what is the average of the remaining 5 numbers?
- A) 65
- B) 66
- C) 68
- D) 70
- Answer: A) 65
114. The average of 10 numbers is 25. If one number is removed and the average becomes 20, what is the removed number?
- A) 30
- B) 35
- C) 40
- D) 45
- Answer: A) 30
115. If the average of 8 numbers is 50 and the average of 4 of these numbers is 60, what is the average of the remaining 4 numbers?
- A) 40
- B) 45
- C) 50
- D) 55
- Answer: A) 40
116. The average of 7 numbers is 25. If two of the numbers are 30 and 35, what is the average of the remaining 5 numbers?
- A) 20
- B) 22
- C) 24
- D) 26
- Answer: B) 22
117. The average of 5 numbers is 40. If one number is increased by 10, what is the new average?
- A) 40
- B) 41
- C) 42
- D) 43
- Answer: B) 41
118. The average of 6 numbers is 55. If the smallest number is 40, what is the average of the remaining 5 numbers?
- A) 50
- B) 52
- C) 53
- D) 55
- Answer: A) 50
119. The average of 4 numbers is 25. If one number is 15, what is the average of the remaining 3 numbers?
- A) 22
- B) 23
- C) 24
- D) 25
- Answer: A) 22
120. The average of 5 numbers is 90. If the average of 3 of these numbers is 80, what is the average of the remaining 2 numbers?
- A) 90
- B) 95
- C) 100
- D) 105
- Answer: C) 100
121. If the average of 12 numbers is 70 and one number is 90, what is the average of the remaining 11 numbers?
- A) 68
- B) 69
- C) 70
- D) 71
- Answer: A) 68
122. The average of 8 numbers is 35. If one number is 40, what is the average of the remaining 7 numbers?
- A) 33
- B) 34
- C) 35
- D) 36
- Answer: A) 33
123. The average of 5 numbers is 24. If the sum of these numbers is 120, what is the largest number if one number is 30?
- A) 24
- B) 26
- C) 28
- D) 30
- Answer: C) 28
124. The average of 6 numbers is 60. If one number is 90, what is the average of the remaining 5 numbers?
- A) 55
- B) 56
- C) 57
- D) 58
- Answer: A) 55
125. The average of 7 numbers is 45. If the average of 4 of these numbers is 50, what is the average of the remaining 3 numbers?
- A) 40
- B) 42
- C) 43
- D) 45
- Answer: A) 40
126. The average of 5 numbers is 90. If the sum of four of these numbers is 300, what is the fifth number?
- A) 60
- B) 75
- C) 80
- D) 90
- Answer: D) 90
127. The average of 8 numbers is 25. If the average of 3 of these numbers is 20, what is the average of the remaining 5 numbers?
- A) 28
- B) 30
- C) 32
- D) 35
- Answer: B) 30
128. The average of 9 numbers is 100. If the average of the first 5 numbers is 90, what is the average of the remaining 4 numbers?
- A) 110
- B) 115
- C) 120
- D) 125
- Answer: C) 120
129. The average of 5 numbers is 90. If one number is decreased by 10, what is the new average?
- A) 88
- B) 89
- C) 90
- D) 91
- Answer: B) 89
130. The average of 5 numbers is 90. If the average of 3 of these numbers is 80, what is the average of the remaining 2 numbers?
- A) 90
- B) 95
- C) 100
- D) 105
- Answer: C) 100
131. If the average of 12 numbers is 70 and one number is 90, what is the average of the remaining 11 numbers?
- A) 68
- B) 69
- C) 70
- D) 71
- Answer: A) 68
132. The average of 8 numbers is 35. If one number is 40, what is the average of the remaining 7 numbers?
- A) 33
- B) 34
- C) 35
- D) 36
- Answer: A) 33
133. The average of 5 numbers is 24. If the sum of these numbers is 120, what is the largest number if one number is 30?
- A) 24
- B) 26
- C) 28
- D) 30
- Answer: C) 28
134. The average of 6 numbers is 60. If one number is 90, what is the average of the remaining 5 numbers?
- A) 55
- B) 56
- C) 57
- D) 58
- Answer: A) 55
135. The average of 7 numbers is 50. If one number is removed, and the average becomes 48, what is the removed number?
- A) 52
- B) 54
- C) 56
- D) 58
- Answer: C) 56
136. The average of 9 numbers is 80. If the sum of eight numbers is 720, what is the ninth number?
- A) 80
- B) 85
- C) 90
- D) 100
- Answer: D) 100
137. The average of 10 numbers is 45. If the average of 5 of these numbers is 50, what is the average of the remaining 5 numbers?
- A) 40
- B) 42
- C) 44
- D) 45
- Answer: A) 40
138. The average of 8 numbers is 50. If one number is 40, what is the average of the remaining 7 numbers?
- A) 48
- B) 49
- C) 50
- D) 51
- Answer: A) 48
139. The average of 5 numbers is 120. If one number is 150, what is the average of the remaining 4 numbers?
- A) 110
- B) 115
- C) 120
- D) 125
- Answer: A) 110
140. If the average of 7 numbers is 65 and one number is 80, what is the average of the remaining 6 numbers?
- A) 60
- B) 62
- C) 63
- D) 64
- Answer: A) 60
141. The average of 5 numbers is 40. If one number is increased by 20, what is the new average?
- A) 42
- B) 44
- C) 46
- D) 48
- Answer: B) 44
142. The average of 4 numbers is 80. If two of these numbers are 70 and 90, what is the average of the remaining two numbers?
- A) 80
- B) 85
- C) 90
- D) 95
- Answer: B) 85
143. The average of 6 numbers is 40. If one number is 60, what is the average of the remaining 5 numbers?
- A) 35
- B) 36
- C) 37
- D) 38
- Answer: A) 35
144. The average of 5 numbers is 75. If the sum of four of these numbers is 300, what is the fifth number?
- A) 60
- B) 75
- C) 80
- D) 90
- Answer: D) 90
145. The average of 8 numbers is 25. If the average of 3 of these numbers is 20, what is the average of the remaining 5 numbers?
- A) 28
- B) 30
- C) 32
- D) 35
- Answer: B) 30
146. The average of 7 numbers is 45. If the average of 4 of these numbers is 50, what is the average of the remaining 3 numbers?
- A) 40
- B) 42
- C) 43
- D) 45
- Answer: A) 40
147. The average of 5 numbers is 60. If the average of the first 3 numbers is 55, what is the average of the last 2 numbers?
- A) 65
- B) 70
- C) 75
- D) 80
- Answer: B) 70
148. The average of 6 numbers is 30. If the average of 2 of these numbers is 25, what is the average of the remaining 4 numbers?
- A) 32.5
- B) 35
- C) 37.5
- D) 40
- Answer: C) 37.5
149. The average of 9 numbers is 100. If the average of the first 5 numbers is 90, what is the average of the remaining 4 numbers?
- A) 110
- B) 115
- C) 120
- D) 125
- Answer: C) 120
150. The average of 5 numbers is 90. If one number is decreased by 10, what is the new average?
- A) 88
- B) 89
- C) 90
- D) 91
- Answer: B) 89
151. The average of 8 numbers is 45. If one number is removed and the average becomes 40, what is the removed number?
- A) 50
- B) 55
- C) 60
- D) 65
- Answer: C) 60
152. The average of 12 numbers is 75. If one number is 60, what is the average of the remaining 11 numbers?
- A) 74
- B) 75
- C) 76
- D) 77
- Answer: A) 74
153. If the average of 10 numbers is 85 and the sum of 9 numbers is 765, what is the 10th number?
- A) 85
- B) 90
- C) 95
- D) 100
- Answer: B) 95
154. The average of 7 numbers is 55. If two of the numbers are 40 and 60, what is the average of the remaining 5 numbers?
- A) 50
- B) 55
- C) 60
- D) 65
- Answer: A) 50
155. The average of 5 numbers is 40. If the average of the first 3 numbers is 45, what is the average of the last 2 numbers?
- A) 35
- B) 40
- C) 45
- D) 50
- Answer: A) 35
156. The average of 9 numbers is 80. If the average of 5 of these numbers is 70, what is the average of the remaining 4 numbers?
- A) 85
- B) 90
- C) 95
- D) 100
- Answer: B) 90
157. The average of 6 numbers is 70. If the sum of the first 3 numbers is 210, what is the average of the remaining 3 numbers?
- A) 60
- B) 65
- C) 70
- D) 75
- Answer: A) 60
158. The average of 8 numbers is 55. If one number is 90, what is the average of the remaining 7 numbers?
- A) 50
- B) 52
- C) 53
- D) 54
- Answer: A) 50
159. The average of 7 numbers is 90. If one number is 120, what is the average of the remaining 6 numbers?
- A) 85
- B) 87
- C) 88
- D) 90
- Answer: A) 85
160. The average of 4 numbers is 60. If one number is 80, what is the average of the remaining 3 numbers?
- A) 50
- B) 55
- C) 60
- D) 65
- Answer: A) 50
161. If the average of 5 numbers is 100, what is the total sum of these numbers?
- A) 400
- B) 450
- C) 500
- D) 550
- Answer: C) 500
162. The average of 8 numbers is 85. If the sum of the first 6 numbers is 510, what is the sum of the last 2 numbers?
- A) 140
- B) 150
- C) 160
- D) 170
- Answer: A) 140
163. The average of 10 numbers is 50. If the average of 4 of these numbers is 60, what is the average of the remaining 6 numbers?
- A) 40
- B) 45
- C) 50
- D) 55
- Answer: A) 40
164. The average of 5 numbers is 70. If the sum of four of these numbers is 300, what is the fifth number?
- A) 60
- B) 70
- C) 80
- D) 90
- Answer: D) 90
165. The average of 6 numbers is 50. If the average of 4 of these numbers is 55, what is the average of the remaining 2 numbers?
- A) 40
- B) 45
- C) 50
- D) 55
- Answer: B) 45
166. The average of 8 numbers is 40. If the average of 3 of these numbers is 30, what is the average of the remaining 5 numbers?
- A) 45
- B) 50
- C) 55
- D) 60
- Answer: B) 50
167. The average of 7 numbers is 60. If the sum of the first 4 numbers is 250, what is the average of the remaining 3 numbers?
- A) 55
- B) 60
- C) 65
- D) 70
- Answer: A) 55
168. The average of 5 numbers is 100. If one number is increased by 20, what is the new average?
- A) 100
- B) 102
- C) 104
- D) 106
- Answer: B) 102
169. The average of 9 numbers is 90. If the average of the first 5 numbers is 80, what is the average of the remaining 4 numbers?
- A) 95
- B) 100
- C) 105
- D) 110
- Answer: B) 100
170. The average of 6 numbers is 70. If one number is 90, what is the average of the remaining 5 numbers?
- A) 65
- B) 68
- C) 70
- D) 72
- Answer: A) 65
171. The average score of 15 students is 75. If the average score of the first 10 students is 80, what is the average score of the remaining 5 students?
- A) 70
- B) 72
- C) 74
- D) 76
- Answer: B) 72
172. The average of 5 numbers is 80. If the average of 4 of these numbers is 85, what is the 5th number?
- A) 70
- B) 75
- C) 80
- D) 85
- Answer: A) 70
173. The average of 12 numbers is 55. If the average of 6 of these numbers is 50, what is the average of the remaining 6 numbers?
- A) 60
- B) 65
- C) 70
- D) 75
- Answer: A) 60
174. The average of 8 numbers is 40. If the sum of 7 of these numbers is 280, what is the 8th number?
- A) 40
- B) 60
- C) 80
- D) 100
- Answer: C) 80
175. The average of 7 numbers is 65. If one number is 50, what is the average of the remaining 6 numbers?
- A) 60
- B) 62
- C) 64
- D) 66
- Answer: B) 62
176. The average of 10 numbers is 120. If the sum of 8 of these numbers is 920, what is the average of the remaining 2 numbers?
- A) 130
- B) 135
- C) 140
- D) 145
- Answer: A) 130
177. The average of 5 numbers is 85. If the average of the first 3 numbers is 80, what is the average of the last 2 numbers?
- A) 90
- B) 95
- C) 100
- D) 105
- Answer: B) 95
178. The average of 4 numbers is 50. If the average of 3 of these numbers is 45, what is the 4th number?
- A) 50
- B) 55
- C) 60
- D) 65
- Answer: B) 65
179. The average of 5 numbers is 60. If the sum of the first 2 numbers is 120, what is the average of the remaining 3 numbers?
- A) 50
- B) 55
- C) 60
- D) 65
- Answer: A) 50
180. The average of 9 numbers is 85. If the average of the first 5 numbers is 80, what is the average of the remaining 4 numbers?
- A) 90
- B) 95
- C) 100
- D) 105
- Answer: A) 90
181. The average of 8 numbers is 65. If the sum of 7 of these numbers is 455, what is the 8th number?
- A) 60
- B) 65
- C) 70
- D) 75
- Answer: C) 70
182. The average of 6 numbers is 85. If one number is increased by 15, what is the new average?
- A) 85
- B) 86
- C) 87
- D) 88
- Answer: C) 87
183. The average of 5 numbers is 92. If the sum of the first 3 numbers is 270, what is the average of the last 2 numbers?
- A) 85
- B) 90
- C) 95
- D) 100
- Answer: B) 90
184. The average of 10 numbers is 110. If the sum of 7 of these numbers is 770, what is the average of the remaining 3 numbers?
- A) 115
- B) 120
- C) 125
- D) 130
- Answer: A) 115
185. The average of 5 numbers is 45. If one number is 30, what is the average of the remaining 4 numbers?
- A) 40
- B) 42
- C) 45
- D) 48
- Answer: B) 42
186. The average of 8 numbers is 75. If the average of 3 of these numbers is 70, what is the average of the remaining 5 numbers?
- A) 80
- B) 85
- C) 90
- D) 95
- Answer: B) 85
187. The average of 9 numbers is 72. If one number is 90, what is the average of the remaining 8 numbers?
- A) 68
- B) 70
- C) 72
- D) 74
- Answer: A) 68
188. The average of 7 numbers is 90. If the average of 4 of these numbers is 85, what is the average of the remaining 3 numbers?
- A) 95
- B) 100
- C) 105
- D) 110
- Answer: A) 95
189. The average of 6 numbers is 85. If the sum of the first 4 numbers is 340, what is the sum of the last 2 numbers?
- A) 150
- B) 160
- C) 170
- D) 180
- Answer: B) 160
190. The average of 4 numbers is 50. If two numbers are 45 and 55, what is the average of the remaining 2 numbers?
- A) 50
- B) 55
- C) 60
- D) 65
- Answer: A) 50
191. The average of 5 numbers is 100. If the sum of the first 2 numbers is 210, what is the average of the remaining 3 numbers?
- A) 90
- B) 95
- C) 100
- D) 105
- Answer: A) 90
192. The average of 9 numbers is 85. If the sum of 6 of these numbers is 510, what is the sum of the remaining 3 numbers?
- A) 150
- B) 165
- C) 180
- D) 195
- Answer: B) 165
193. The average of 8 numbers is 50. If the average of 6 of these numbers is 45, what is the average of the remaining 2 numbers?
- A) 60
- B) 65
- C) 70
- D) 75
- Answer: A) 60
194. The average of 5 numbers is 80. If the sum of the first 3 numbers is 240, what is the average of the last 2 numbers?
- A) 70
- B) 80
- C) 90
- D) 100
- Answer: A) 70
195. The average of 6 numbers is 60. If the sum of the first 4 numbers is 240, what is the average of the last 2 numbers?
- A) 50
- B) 55
- C) 60
- D) 65
- Answer: B) 55
196. The average of 10 numbers is 72. If the sum of the first 5 numbers is 360, what is the sum of the remaining 5 numbers?
- A) 340
- B) 350
- C) 360
- D) 380
- Answer: D) 380
197. The average of 4 numbers is 90. If the sum of 3 of these numbers is 270, what is the 4th number?
- A) 90
- B) 100
- C) 110
- D) 120
- Answer: B) 100
198. The average of 8 numbers is 80. If the sum of the first 4 numbers is 320, what is the average of the last 4 numbers?
- A) 75
- B) 80
- C) 85
- D) 90
- Answer: B) 80
199. The average of 7 numbers is 65. If one number is 85, what is the average of the remaining 6 numbers?
- A) 60
- B) 62
- C) 64
- D) 66
- Answer: C) 64
200. The average of 5 numbers is 90. If the sum of 4 of these numbers is 360, what is the 5th number?
- A) 70
- B) 80
- C) 90
- D) 100
- Answer: D) 100