AnswersMathematical Models with Applications - MA4072 CRVolume of Prisms and CylindersQuestion 14
14
QuizMultiple Choice

Volume of Prisms and Cylinders

Question 14 • Mathematical Models with Applications - MA4072 CR

Find the volume of the given project in order to determine the number of feet of concrete needed. Round answers to the nearest whole number when necessary.A driveway that is 30 feet long, 18 feet wide, and 4 inches thick.

Answer
A
180 cubic ft.
B
311,040 cubic ft.
C
2,160 cubic ft.
D
25,920 cubic ft.

Explanation

Convert the thickness to feet: 4 inches ÷ 12 = 1/3 foot. The volume is length × width × thickness, so 30 × 18 × 1/3 = 180 cubic feet. The correct choice is 180 cubic ft.

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