# Average - Quantitative Aptitude Questions and Answers

This section focuses on "Average" in Quantitative Aptitude. These Multiple Choice Questions (mcq) should be practiced to improve the Quantitative Aptitude skills required for various interviews (campus interviews, walk-in interviews, company interviews), placements, entrance exams and other competitive examinations.

1. Find the average of even numbers above 1000 & upto 1 lakh?

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2. The average age of 11 daughters of a family is 12yrs. Average age of the daughters together with their
parents is 27yrs. If mother is 14yrs younger than father. Then find the father's age.

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3. Rohit married 21 years ago at the age of 90 years. His wife's present age 99years. If 24 years later the
average age of rohit, his wife and their son was 90 years, then what is son's present age?

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4. The average height of a batch is 344 cm. 16more students with an average height of 320 cm joined the
batch therefore decreasing the average height of the batch by 12 cm. Find the total strength of the batch?

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5. When a girl weighing 90 kgs left a class, the average weight of the remaining 119 students increased by
400 g. What is the average weight of the remaining 119 students?

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6. In an competitive examination, the average was found to be 72 marks. After detecting the errors the
marks of 94 candidates had to be charged from 90 to 66 each, and the average is reduced to 64 marks. Find
the total number of candidates who took the exam?

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7. A batsman average for 20 innings is 25 runs. His highest score exceeds his lowest score by 64 runs. If
these 2 innings are excluded, the average of the remaining 18 innings is 24 runs. The highest score of the
player is.

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8. The batting average of runs of a cricket player of 30 innings was 96. How many runs must he make in his
next innings so as to increase his average of runs by 12?

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9. An Aided school has only three classes which contain 70, 36 and 40students respectively. The pass
percentage of these classes are30,25 and 20 respectively. The pass percentage of the aided school is

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10. The average weight of M,N and O is 168 kg. If P joins the group, the average weight of the group
becomes 160 kg. If another man Q who weighs 6kg more than P replaces M, then the average of N,O,P and
Qbecomes158 kg. What is the weight of M?

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11. At the average age of siva and sasi is equal to the average age of somu and ramu. if the ratio of age of
siva and sasi 1:3 and somu age is equal to the three by two of siva age. What is the present age of somu if
ramu age is 25years?

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12. The mean of 8 article was found to be 15. On rechecking, it was found that two article were wrongly taken
as 11 and 9 instead of 16 and 14 respectively. Find the correct mean.

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13. The average marks obtained by a student in Tamil, english, maths, science, and social together is 65%
above the average mark obtained in maths and science together. How many more marks exceeded by the
average of maths and science together than the sum of the tamil and english together?

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14. Gowshik is going to market from his home by bike at a speed of 20kmph. While he comes back to his
home with a speed of X kmph, what should be the value of x so that his average speed is 24kmph ?

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15. The Cricketer average score in 40 over is 21, if the man scores 23runs in 8over, 26 runs in 10 over and
18runs in 14 over. What is the average score in remaining over?

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16. The average marks of a class of 90 students is 126. Out Of them, 4 scores zero, first 60 students scored
an average of 116, next 24 scored an average of 118. What is the mark obtained by the remaining student in
the class?

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17. The average weight of a group of 22students is 34kg. When the weight of the staff is also included, the
average weight increases by 2kg. What is the weight of the staff?

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18. When the average age of a father, mother and their son was 90 years, the son got married and a child
was born just 6 year after the marriage when child turned 14 years the average age of the family is 80yrs.
Find the age of daughter - in - law at present?

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19. The average of the 3 digit number, which remain the same when the digits interchange their positions is.

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20. The average age of the men in a team is 76 years and that of the women is 75 years. The average age for the whole team is

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