Question

rectangulae ground is 90m long and 32m broad
in the middle of the ground there is a circular tank of the radius 14 find the cost of the tough tough tough in the remaining portion at the rate of 50 per square metre

Answer 1

Area of rectangular ground =L×B
32×90=2880m^
Area of circular tank =22/7×14^2
=616m^
Area left =2880-616
=2264m^
Cost =2264×50
=₹113200