The length of outer an inner diameter of...

The length of outer an inner diameter of a right circular cylindrical pipe open at two ends are 30 cm and 26 cm respectively and length of pipe is 14.7 metre. Find the cost of painting its all surfaces with coaltar at Rs 2.25 per dcm.

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The length of inner and outer diameter of a right circular cylindrical pipe open at two ends are 30 cm and 26 cm respectively and length of pipe is 14*7 metres. Calculate the dost of painting its all surfaces with coaltar at Rs. 2*25 per sq-dcm.

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