A closed metallic cylindrical box is 1.25 m high and its base radius is 35 cm. I

Question

A closed metallic cylindrical box is 1.25 m high and its base radius is 35 cm. If the sheet metal costs Rs. 80 per m2, the cost of the material used in the box is :

Options:

A . Rs. 281.60

B . Rs. 290

C . Rs. 340.50

D . Rs. 500

Answer: Option A

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