Question

the cost of fencing a rectangular field of length 10m and breath 5m at the rate of 10 per meter

Answer 1

Perimeter of rectangle = 2(length + breadth )

Perimeter of rectangle= 2(10+5)

Perimeter of rectangle = 2*15 =30m

Now,

Cost of fencing =10*30 

Cost of fencing = Rs 300


 i hope this will help you

-by ABHAY