there are 25 cylindrical pillars in a path. the radius of each pillar is 14 cm and height is 100 cm. find the cost of painting the curved surface of all the pillars at the rate of rs 15per square metre
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Answer:
total area for paint= 25 (2 x 22/7 x14x14)
25x44x28
1100x28
30800x15=462000
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