Question

cost of fencing the field with wire five times at the rate of 2.85 per m.
The ratio of sides of a rectangular field is 7: 6. If its area is 2688 m², find the cost of planting along the
boundary of field at the rate of 4.45 per m.
5. A wire is in the shape of a rectangle. Its length is 40 cm and breadth is 32 cm. If the same wire is rebent in​

Answer 1

Answer:

A rectangular field is 10 m long and 8 m wide . Find the cost of erecting a fence of barbed wire all boundary at the rate of rs 15 per m .

Answer

Perimeter of field =2(l+b)=2(10+8)=36m

Cost of erecting =Rs(36×15)=Rs.540