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the internal measures of a cuboidal room are 12 metre into 8 into 4 metre find the total cost of whitewashing all four walls of a room if the cost of whitewashing is 5 rupees per metre square what will be the cost of the white washing if the ceiling of the room is also washed |
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Answer» l=12m, b=8m, h=4m Area to be whitewashed = 2(lh + bh) + LB, since floor is not to be counted. Area = 2(48 + 32) + 96 Area = 2*80 + 96 Area = 160 + 96 = 256 Cost = 256 * 5 = ₹1280 Hope you find my ANSWER useful. Please MARK as Brainliest. Thanks. |
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