an open cylindrical tank has a diameter of 3.5m and height of 7m. how much will it cost to paint the curved surface and the base of the tank if the rate of painting is Rs 5.00 per m2
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CSA Of cylinder - 2πrh
2*22/7*3.5/2*7=7100
cost of painting = 7100*5rs=35500
2*22/7*3.5/2*7=7100
cost of painting = 7100*5rs=35500
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