Question

a new sidewalk will be 6 feet wide 160 feet long and filled to a depth of 9 inches 0.75 foot with concrete, ow many yards of concrete are needed? the new sidewalk needs_______ cubic yards of concrete
convert all dimensions to yards, and you have

v = 6/3 * 160/3 * 1/4 = 80/3 yd^3
I don't know please give me the answer
The new sidewalk needs approximately 22.22 cubic yards of concrete.

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