Question

The length and the breadth of a rectangular field are in a ratio 5:1. If it's breadth is 60 m ,find the cost of fencing it at Rs. 40 per metre.

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Answer 1

Answer:

Rs7,20,000

Step-by-step explanation:

Let breadth be-x

length-5x

since breadth=60m

hence length=60×5

=300m

Now Area if the rectangular field = l×b

=60×300m^2

=18000m^2

cost of fencing it= 18000×40

=Rs.720000

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