[" 4.A playground measures "300m times170m" .Find the cost of planting grass on "],[" this of at the rate of "₹.80" per hectare."]

Find the cost of fencing a square park of side 300m at the rate of Rs.20 per metre.

Find the cost of fencing a square park of side 300m at the rate of Rs. 20 per metre.

The perimeter of a square field is 800 m. Find the cost of grassing on it at the rate of Rs 1.75 per metre?

A rectangular field measures 18 m long and 12 m wide. Find the cost of fencing the field at the rate of ₹50 per metre.

The area of a circular playground is 22,176 m^(2) . Find the cost of facing this ground at the rate of Rs.50 per meter.

The area of a circular playground is 22176 m^(2) . Find the cost of fencing this ground at the rate of Rs. 50 per m.

The area of a circular playground is 22176 m^(2) . Find the cost of fencing this ground at the rate of Rs. 50 per m.

The area of a circular playground is 22176 m^(2) .Find the cost of fencing this ground at the rate of Rs 50 per metre

The area of a circular playground is 22176 m^2 . Find the cost of fencing this ground at the rate of Rs 50 per metre.

A path 1 m wide is built along th eborder and inside a square garden of side 30m. Find: the cost of planting grass in the remaining portion of the garden at the rate of Rs.40 per m^2 .