Question

find the smallest number which when multiplied with 6400 will make the product a perfect cube

Answer 1

hey friend here is your answer

1.07 should be multiplied to 6400 to make perfect cube

6859 will be the no.

and it's cube root is 19

hope it helps you.

Answer 2

10

6400*10 = 64000

∛64000 = 40

∴10 is the right answer.