Problem on Numbers

1

Rohit was 4 times as old as his son 8 years ago. After 8 years , Rohit will be twice as old as his son . What are their

present ages ?

A. 40 years
B. 41 years
C. 43 years
D. 45 years

2

The present age of a father is 3 years more than three times he age of his son. Three years hence , father's age will be 10 years more than twice the age of the son . Find the present age of the father.

A. 26 years
B. 29 years
C. 32 years
D. 33 years

3

The product of the ages of Ankit and Nikita is 240 . If twice the age of Nikita is more than Ankit's age by 4 years , what is Nikita's age ?

A. 12 years
B. 13 years
C. 14 years
D. 15 years

4

The ages of two persons differ by 16 years . If 6 years ago , the elder one be 3 times as old as the younger one , Find their present ages.

A. 12 years and 26 years
B. 14 years and 28 years
C. 14 years and 30 years
D. 16 years and 28 years.

5

Rajeev's age after 15 years will be 5 times his age 5 years back . what is the present age of Rajeev ?8

A. 8 years
B. 9 years
C. 10 years
D. 11 years