1.

In a building, there are 24 cylindrical pillars. The radius of each pillar is 28 cm and the height is 4 m. Find the total cost of painting the curved surface area of all pillars at the rate of Rs. 25 per m2

A. Rs. 2424
B. Rs. 4242
C. Rs. 4224
D. Rs. 4424
Answer» D. Rs. 4424


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