Answer:
55
Step-by-step explanation:
Volume of a rectangular prism is width time length times height.
V = WLH
The volume of each brick is:
V = (6 in) (10 in) (4 in)
V = 240 in³
The total volume is 13,200 in³, so the number of bricks is:
13,200 in³ / 240 in³ = 55