Question

a cube of side 5cm is cut into as many 1cm cubes as possible what is the ratio of the surface area of the original cube to that of the sum of the surface area of the smaller cubes

Answer 1

No. of 1 cm cube is cut from a 5 cm cube =volume of 5 cm cube ÷volume of 1 cm cube =5×5×5÷1×1×1×1
=125cubes
therefore total surface area of 125,1 cm cube = 6a×a×125
=6×1×1×125
=750cm sq.
hope this helped you please mark the answer as braniliest answer