square & cube both in number series?? #shorts

Karan's age is the cube of a certain number. After 9 years,it will be the square of the double of that number. What is Karan's age?

The sum of an infinite geometric series is 2 and the sum of the geometric series made from the cubes of this infinite series is 24. Then the series is:

A number 1 < N < 100 is such that it is a perfect square and perfect cube both, then the sum of digits of N is :

A number 1 lt N lt 100 is such that it is a perfect square and perfect cube both, then the sum of digits of N is :

Priya's age was cube of an integral number (different from 1) four years ago and square of an integral number after four years. How long should she wait so that her age becomes square of a number in the previous year and cube of a number in the next year?

The ratio of the number of sides of a square to the number of edges of a cube is

Square of a number is positive, so the cube of that number will also be positive.