The total age of A , B and C five years hence will be 105 years. Find the age of C five years hence if the present age of A and B is 35 years and 25 years respectively.

The total age of A, B and C four years hence will be 98 years. Find the age of C four years hence if the present age of A and B is 32 years and 23 years respectively.

Twelve years hence Ravi's age will be nine times his age twelve years ago, find the present age of Ravi.

Five years ago the average age of A , B , C , D was 45 years. By including X the present average of all the five is 49 years. Then the present age of X is (a) 40 years (b) 45 years (c) 48 years (d) 64 years

The age of A is five years more than that of B. 5 years ago, the ratio of their ages was 3:2. Find their present ages.

Th present age of A is thrice that of B. Five years from now, A's age will be 8 years more than twice B's age. Find the present age of B (in years)