class 8 chapter volume and surface area chapter 15
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the outer diameter of a drainage pipe is 1 meter and it is 21 cm long find the cost of painting the outer surface of the pipe at the rate of the RUPEES 5 Per square meter
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the outer diameter of a drainage pipe is 1 meter and it is 21 cm long find the cost of painting the outer surface of the pipe at the rate of the RUPEES 5 Per square meter
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