Ishaan is 2 times as old as Christopher 35 years ago, lshaan was 7 times as old as Christopher. How old is Christopher now?
1 Answer
Present age of:
Christopher = 42 yrs
Ishaan = 84 yrs
Explanation:
Solution:
Let present age of:
Christopher =
Ishaan =
35 yrs ago:
Age of Christopher = (
Age of Ishaan = (
According to question, 35 yrs back, Ishaan was 7 times older than Christopher.
Therefore
7 X (
7
7
5
So present age of Christopher =
&
Present age of Ishaan =
Check your solution:

As 84 is 2 times of 42 so Ishaan is 2 times older than Christopher.

35 yrs ago, Christopher was (42  35) = 7 yrs old and Ishaan was (84  35) = 49 yrs old so Ishaan was 7 times older than Christopher then.
Both conditions from question are satisfied so our answer is correct.