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10-09-2018
Mathematics

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A new sidewalk will be 55 feet wide, 100 feet long, and filled to a depth of 9 inches (0.75) with concrete. How many cubic yards of concrete are needed?

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SarahIsAGirl SarahIsAGirl

10-09-2018

4 x 120 x .75 = 360 cubit feet

1 cubic yard = 9 cubic feet

360 / 9 = 40 cubic yards

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