Question

1) Find the smallest number by which 3645 should be multiplied so that the product becomes a perfect cube.
2) By what smallest number should 29610 be divided so that the quotient becomes a perfect cube.
3) Find the cube root of (2-1/3).

Answer 1

1)3645=9×9×9×5
;5has no3pairs
;3645×5×5
91,125