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11 March, 13:47

A new sidewalk will be 4 feet wide 200 feet long and filled to a depth of 3 inches (0.25 foot) with concrete. How many cubic yards of concrete are needed?

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  1. 11 March, 16:06
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    0.25 ft equals 0.083 yd (0.25/3 ft per yd)

    4 ft equals 1.33 yd

    200 ft equals 66.6 yd

    0.083 x 1.33 x 66.6 = 7.35 cubic yards
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