A swimming pool is 18m in length,14m in breadth and 5m in depth. Find the cost of cementing its floor and walls at the rate of₹ 12per m².
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lenth-18m
breadth-14m
height-5m
area of swimming pool to be cemented=ar.of four walls +ar. of floor
2(l+b)×h+l×b
2(18+14)×5+18×14
2×32×5+252
64×5+252
320+252
572ans.
cost of cementing 1m^2=₹12
". """. """"""". 572m^2= ₹12×572
hence,total cost of cementing is ₹6,864
breadth-14m
height-5m
area of swimming pool to be cemented=ar.of four walls +ar. of floor
2(l+b)×h+l×b
2(18+14)×5+18×14
2×32×5+252
64×5+252
320+252
572ans.
cost of cementing 1m^2=₹12
". """. """"""". 572m^2= ₹12×572
hence,total cost of cementing is ₹6,864
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Answer:
your answer is ₹6864....,
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