Question

A brick Is 4x2x8 inches. Carl sets three bricks side by side. What is their combined volume?

Answer 1

Volume of one brick
= L × B × H
= 4 × 2 × 8
= 64 inches³

Three bricks
= 64 × 3
= 192 inches³

Answer 2

volume = l x w x h

 so 4 x 2 x 8 = 64 cubic inches per brick

64 x 3 = 192 cubic inches total