Question

Find the cost of planting grass in a circle of radius 21 @ Rupees 15 per square metre also find the cost of fencing the loan at the rate of rupees 5 per metre

Answer 1

Step-by-step explanation:

area of circle= 22/7*21*21

1386

cost of planting 1m^3=15

cost of planting 1386 m^3=1386×15

20790

perimeter 2*22\7*21

132

cost of fencing = 132*5

660