A circular path of 25 m radius has marginal walk 3 m wide all round it. Find the cost of leveling the walk at 25p per m2?  Choose the correct choice from the following answers:
A) Rs..49.00
B) Rs.40.15
C) Rs.124.93
D) Rs.42.53
E) Rs.43.66
Explanation:   π (28^2 - 25^2) = 22/7 * (784-625) = 499.71   499.71 * 1/4 = 124.93   Answer: Option Rs.124.93
<result>C</result>
A circular path of 25 m radius has marginal walk 3 m wide all round it. Find the cost of leveling the walk at 25p per m2?