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| Hi Ron, A yard in this instance is short for a cubic yard. A cubic yard is 3 feet by 3 feet by 3 feet so its volume is $3 \times 3 \times 3 = 27$ cubic feet. 13 bags of 2 cubic feet each is $2 \times 13 = 27$ cubic feet so that's quite close to a yard. Penny | ||||||||||||
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