English, asked by rjved2005, 1 year ago

a hall is 150m long and 25m wide. If its height is 6m, find the cost of whitewashing its four walls and roof at the rate of rupees 20 per m². Also find the cost of polishing its floor at the rate of rupees 40 per m².

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Answered by Priyankagarg
76
its ur answer ......................
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