A rectangular box, 10inch by 8inch by 4inch is filled with water. If all the water is to be transferrred to cube shaped box,each one 3 inchs on a side,how many of the smaller boxes are needed ?

A rectangular box, 10inch by 8inch by 4inch is filled with water. If all the water is to be transferrred to cube shaped box,each one 3 inchs on a side,how many of the smaller boxes are needed ? Correct Answer 12

Volume of the rectangular box = 10 x 8 x 4 = 320 inch3 Volume of the cube shaped smaller box = 33  = 27 inch3 Number of smaller box needed = 320 / 27 ≈ 12
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