Question

1. The cost of constructing a boundary
wall of a rectangular field is is Rs. 1600 at
the rate of Rs. 20 per m. If its length is 24
m , what is its breadth? ​

Answer 1

Answer:

1600/20 = 80 perimeter

perimeter of rectangle = 2(l+b)

80= 2(24+b)

40= 24+b

16=b