Question

Pyramid A is a square pyramid with a base side length of 8 inches and a height of 9 inches. Pyramid B has a volume of 2,880 in3. How many times bigger is the volume of pyramid B than pyramid A?
a. 15
b. 32
c. 54
d. 75

Answer 1

First solve for the volume of pyramid A.

Answer 2

\[V _{A}=\frac{ 1 }{ 3 }lwh\]\[V _{A}=\frac{ 1 }{ 3 }(8)(8)(9)=192\]

Answer 3

To find out how many times bigger the volume is of pyramid B, divide the volume of B by the volume of A.

Answer 4

It's 15 times bigger.

Answer 5

Thank you! :)