A square piece of ground is 75m long. Find the cost of erecting a fence round it at ₹4 per metre.
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Answer:
Length of rectangular park = 175 m
Breadth of rectangular park = 125 m
Perimeter of park = 2 x (length + breadth)
= 2 x (175 + 125)
= 2 x 300 = 600 m
Since, cost of fencing park per meter = = Rs. 12
Therefore, cost of fencing park of 600 m = 12 x 600 = Rs. 7,200
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75*75=5625
5625*4=22500
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