Question

How many cube of side 3cm can be seperated from the cube of side 15 cm

Answer 1

the side of the small cube = 3cm
side of the big cube = 15cm
number of small cubes required = n
n = (volume of big cube)/(volume of small cube)

= (15 cm)³/(3cm)³


= (15*15*15)/(3*3*3)
= 5*5*5
=125