SOLUTION: A concrete driveway measures 14 yards by 5 yards. The driveway will be 0.75 yards thick. (a) How many cubic yards of concrete will be needed? (b) How much will it cost if concrete

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Question 152147: A concrete driveway measures 14 yards by 5 yards. The driveway will be 0.75 yards thick. (a) How many cubic yards of concrete will be needed? (b) How much will it cost if concrete is $4.75 per cubic yard?
Answer by nerdybill(7384) About Me  (Show Source):
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A concrete driveway measures 14 yards by 5 yards. The driveway will be 0.75 yards thick. (a) How many cubic yards of concrete will be needed? (b) How much will it cost if concrete is $4.75 per cubic yard?
.
Volume of driveway is:
14*5*0.75 = 52.5 cubic yards (answer to part a)
.
Cost of concrete:
52.5 * 4.75 = $249.38 (answer to part b)