Mathematics
Medium
Question
The edge of three cubes of metal is 3 dm, 4 dm and 5 dm. They are melted and formed into a single cube. Find the edge of the new cube?
A
3 dm
B
4 dm
C
5 dm
D
6 dm
✓ Official correct answer
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A
3 dm
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B
4 dm
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C
5 dm
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D
6 dm
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