Question

If the surface area and volume of a cube are numerically equal. Find the side of cube

Answer 1

Let edge of the cube = a units
given 
volume of the cube = surface area of the cube
a^3= 6a^2
a^3/a^2=6
a=6 units

Answer 2

6xaxa=axaxa

6=a

then the side is 6 units