pyq/2017/csat/53
The age of Mr. X last year was the square of a number and it would be the cube of a number next year. What is the least number of years he must wait for his age to become the cube of a number again?
(A) 42
(B) 38
(C) 25
(D) 16
The age of Mr. X last year was the square of a number and it would be the cube of a number next year. What is the least number of years he must wait for his age to become the cube of a number again?
(A) 42
(B) 38
(C) 25
(D) 16