the length and the breadth of a rectangular field are in the ratio of 5 : 3. the cost of fencing it at ₹ 7.50 per metre is ₹ 3000. find its dimensions.
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l / b =5 / 3
2( l + b) * 7.5 = 3000
l + b = 200
5b/3 + b = 200
8b / 3 = 200
b = 75 m
l = 125 m
please comment if you have any doubt
2( l + b) * 7.5 = 3000
l + b = 200
5b/3 + b = 200
8b / 3 = 200
b = 75 m
l = 125 m
please comment if you have any doubt
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