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10 If the stack of wood piled the wood up longitudinally aligned with the floor well grade 2 to 52 sheets placed in the center of each piece of equipment in this class is the same as a pair of wood on the first floor. Do this in the future. The upper floor has a wooden plate 7. Calculate the height of the pile of wood. If not all sheets are the same size and width is 15 cm long. 90cm., And 3 cm thick.
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