Name: SAT Math Help & School Math Mastery
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#14560

3d shapes

volume

geometry

medium

120 sec

A right rectangular prism has a height of 7 feet. The width of the prism’s base is $y$ feet, and the length is twice the width. Which function $V$ gives the volume of the prism, in cubic feet, in terms of the width of the prism’s base?

A.

$V (y) = 7 (y + 2 y)$

B.

$V (y) = 7 (2 y + y)$

C.

$V (y) = 14 y^{2}$

D.

$V (y) = 7 y (y + 2)$