It costs Rs.2200 to paint the inner curved surface of a cylindrical vessel 10m deep. If the cost of painting is at the rate of Rs.20 per m2.Find Inner curved surface area of the vessel.
110m2
140m2
120m2
210m2
A
120m2
B
110m2
C
140m2
D
210m2
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Solution
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If the cost of painting is at the rate of Rs.20 per m2, then it costs Rs 2200 for the area 220020=110m2
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