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Moderate

Volume of Rectangular Prism

ACTMAT-C4GNVJ

A fish tank is in the shape of a rectangular prism with base dimensions 18 inches by 12 inches, and height 24 inches. The tank is filled 16 inches high with water. An irregularly-shaped object is placed into the tank, drops to the bottom of the tank, and causes the water level to rise 3 inches.

What is the volume of the irregularly-shaped object, in cubic inches?

A

$3$

B

$324$

C

$648$

D

$2476$

E

$4104$