Question

A is five times as old as B . after 10 years , A will be three times as old as will be B then ,find present age of A and B

Answer 1

A=5B

After 10 years...

(A+10)=3(B+10)
As A=5B

5B+10=3B+30
2B=20
B=10 years...

A=5B
A=5(10)
A=50 years...

Hope this helps!!
cheers! (:

Answer 2

Let the age of B be x yrs.
Then age of A is 5x.
After 10 years,
A's age is 5x+10 years
According to question