Question

find the cost of polishing a circular table top of diameter 2.1 m,if the rate of polishing is 10 per metre

Answer 1

Answer:

34.65 Rupees

Step-by-step explanation:

area of table = pi x r x r

cost to polish that area = 22/7 x 21/20 x 21/20 x 10

                                        = 34.65 rupees