Question

find the cost of fencing a square square Park of side 250 m at the rate of 20 per metre

Answer 1

perimeter of the square park
=4×side
=4×250m
=1000m
cost of fencing per m = 20
cost of fencing 1000m
=20×1000
=Rs 20000

Answer 2

Answer: perimeter of a square park of side s = 4s = 4 × 150 = 600m So the cost of fencing at Rs. 6 per meter = Rs. 600 × 6 = Rs. 3600.