Question

The perimeter of one face of a wooden cube is 20cm. Find the weight if 1cm×cm×cm of wood weighs 8.25 g.

Answer 1

Perimeter of square=20
=)4×side=20
=)side=5 cm
Then,
volume of cube=side^3
=5^3
=125 cm^3
Now,
weight of 1 cm^3=8.25 g
then, weight of 125 cm^3=125×8.25=1031.25 g
Hope it helps u.