Question

A box has dimensions of 4.1 inches, 5.9 inches, and 7.2 inches. Estimate the volume of the solid.

A) 17 in(cubed)
B) 17 in(squared)
C) 168 in(cubed)
D) 168 in(squared)

Answer 1

4.1 ≈ 4 inches (tenth place is less than 5, round down)
5.9 ≈ 6 inches (tenth place is more than 5, round up)
7.2 ≈ 7 inches  (tenth place is less than 5, round down)

Volume = 4 x 6 x 7 

Volume = 168 in³ (Answer C)