Average Sample Question With Answers

1. The average age of A, B and C is 26 years, if the average age of A and B is 29 years, what is the age of C in years?

A. 15 years

B. 20 years

C. 25 years

D. 28 years

2. The average of 10 numbers is 7. What will be the new average if each of the number is multiplied by 8?

A. 56

B. 50

C. 32

D. 45

3. The average of 6 consecutive even numbers is 29. Find the average of next 5 consecutive even numbers?

A. 40

B. 42

C. 43

D. 45

4. Of the 3 numbers. The first is twice the second and the second is thrice the third. If the average of that three numbers are 10. The smallest number is,

A. 2

B. 3

C. 5

D. 6

E. None of these

5. The average of 5 consecutive numbered is N. If the next two numbers are also included, the average of the 7 numbers will be?

A. Increased by 2

B. Increased by 1

C. Remain same

D. Decreased by 2

6. The average monthly income of 4 earning members of a family is Rs.7350. One member passes away and the average monthly income becomes Rs.6500. What was the monthly income of a person, who is no more?

A. Rs.6928

B. Rs.8200

C. Rs.9900

D. Rs.13840

7. The average weight of 16 boys in a class is 50.25 kg and that of the remaining 8 boys is 45.15 kg. Find the average weights of all the boys in the class.

A. 47.55 kg

B. 48 kg

C. 48.55 kg

D. 49.25 kg

8. 5 years ago, the average age Ram and Shyam’s age was 20 years. Now, the average age of Ram, Shyam and Mohan is 30 years. What will be Mohan’s age 10 years hence?

A. 45 years

B. 5O years

C. 49 years

D. 40 years

9. The average age of 4 brothers is 12 years. If the age of their mother is also included, the average is increased by 5 years. The age of mother (in years) is?

A. 37 years

B. 48 years

C. 48 years

D. 57 years

10. 3 years ago, the average of a family of S members was 17 years. A baby has been born, the average age of the family is same for today. Find the age of the baby?

A. l year

B. 1.5 years

C. 2 years

D. 2.5 years