 
                 
                InterviewSolution
 Saved Bookmarks
    				| 1. | in m2ical pillar is 50 cm in diameter and 3.5 m in height. Find the cost of paintingthe curved surface of the pillar at the rate of12.50 perm | 
| Answer» Pillar is 50 cm in diameter and 3.5 m high(h) Convert the diameter (d) to meters (m) 50cmx 1 m = 0.5 m is the diameter in meters 100cm PI =π = 3.14 circumference (C) =πd = 3.14 x 0.5 m = 1.57 m The cylinder surface area is C x h = 1.57 m x 3.5 m = 5.5 m2 Cost of white washing = 5.5m2xRs 12.50 = Rs 68.75 | |