Question

A rectangular ground is 90 m long 32 m broad. In the middle of the ground there is a circular tank of radius 14 metres. Find the cost of turfing the remaining portion at the rate of 50 rupees per square metre

Answer 1

I hope it will help u

Answer 2

Area of rectangular field = l*b= 90*32=2880msq
area of given circle = pie * radius *radius= 615.75msq
Remaining area = area of rectangle _area of circle = 2880_615.75 msq = 2265.75msq
Cost of turfing for remainig portion = 2265.75*0.50 rs = 56,643.75 rupees