Question

Two types of shipping boxes are shown below. What is the difference in the surface areas,in square feet,of the two boxes.

A) 2
B) 3
C) 21
D) 30

Answer 1

B-3

Explanation:

2(4.5×2)+2(3×2)+2(4.5×3)

=57

6(3×3)=54

57-54=3