Question

20. X says to Y, "I am twice as old as you were when
I was as old as you are." The sum of their present
ages is 63 years. Find the present age of X.
(A) 24 years
(B) 39 years
(C) 36 years
D) 42 years​

Answer 1

Answer:

let, the age of X be a.

and ,Y be b.

now..ATQ;

a= 2b and, and their sum is a+ b =63

= a+b= 63

= 2b+b = 63

= 3b= 63

= b= 63/3= 21..

hence ,the age of Y is 21 ans X is 2× 21= 42ans...

here is Ur ans mates...thnx..