There is an approximate conical sand pile with a weight of 3.6 tons and 2 meters. If the volume of each ton of sand is 0.6 cubic meters, what is the bottom area of this pile of sand?
Volume = 3.6 △ 0.6 = 6m3
Bottom area = 6 △ 1.2 △ 1 / 3 = 15 square meters
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