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The length and breadth of a rectangular ...

The length and breadth of a rectangular sheet of a paper are 50 cm and 30 cm, respectively. A square of side 5 cm is cut and removed form the four corners of the sheet, and the rest of the pater is folded to form a cuboid (without the top face). Find the edge of the cube whose volume is one-fourth the volume of the cuboid so formed.

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The correct Answer is:
10 cm
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