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How many yards of concrete do you need for 48 feet by 20 feet by 3.5 inches deep?
Wiki User
∙ 13y ago
(48 ft) x (20 ft) x (3.5/12 ft) = 280 ft3. (280 ft3) / ( 27 ft3/yd3) = 10.37 yd3.
(A yard of concrete is actually a cubic yard volume). So it's 10.37 yards.
Wiki User
∙ 13y ago
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