Question

What is the cost of fencing a rectangular field with sides in the ratio 2:3 and area 1536m^2at the rate of rupees 2.50 per meter

Answer 1

breadth=2x and length =3x
area=1536
(2x)×(3x)=1536
6 (x^2)=1536
x^2=256
x=16
perimeter =2x+3x=5x=5×16=80
cost of fencing =80×2.5=200 rupees