How many rectangular cuboids are required to form a cube with least possible dimensions when the rectangle cuboid is of dimensions 7X6X3? A. 14 B. 42 C. 126 my answer is 126(1*1*1) like this is it correct
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are empty spaces allowed in the cube's interior? the cuboid volume is 126, none of the answers gives a total volume that can be express as $\displaystyle V=l^3$, for l integer.
Hint: 588/42 = 14
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