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One cubic metre piece of copper is melte...

One cubic metre piece of copper is melted and recast into a square cross- section bar , 36 m long. An exact cube is cut off from this bar. If cubic metre of copper cost Rs. 108 , then the cost of this cube is :

A

Rs. 0.50

B

Rs. 0.17

C

Rs. 0.004

D

None of these

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The correct Answer is:
A
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