Volume of a Right Rectangular Prism Quick Check

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Question
Use the image to answer the question.

An illustration shows a rectangular prism made of cubes placed as 3 columns, 2 cubes high and 2 cubes deep.

Find the volume of the right rectangular prism packed with 12 cubes. Each cube has an edge length of 1/2 inch.

(1 point)
Responses

18 cubic inches
Start Fraction 1 over 8 End Fraction cubic inches

32 cubic inches
Start Fraction 3 over 2 End Fraction cubic inches

12 cubic inches
12 cubic inches

5 cubic inches
5 cubic inches
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18 cubic inches

Explanation:
To find the volume of the rectangular prism, you multiply the number of cubes by the volume of each cube. In this case, there are 12 cubes and each cube has a volume of (1/2 inch)^3 = 1/8 cubic inches.
So, 12 cubes * 1/8 cubic inches = 12/8 = 1.5 cubic inches = 18 cubic inches.