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flat roof is equal to the sum of the areas of the four walls. Find he nelgiHameed has built a cubical water tank with lid for his house, with each other edge1.5 m long. He gets the outer surface of the tank excluding the base, covered with squaneetiles of side 25 cm. Find how much he would spend for the tiles, if the cost of tiles isoPRs 360 per dozen.ncreased by 50%. Find the percentage increase in the surface |
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