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Rampal decided to donate canvas for 10 t...

Rampal decided to donate canvas for 10 tents, conical in shape with base diameter 14 m and height 24 m to a centre for handicapped persons welfare. If the cost of `2m^2` wide canvas is Rs. 40 , find the amount by which Rampal helped the centre.

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The correct Answer is:
Rs. 1,10,000
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