Fencing the compounds of a horse cost rs 4930 if the rate is rs 85 per metre find the perimeter of compound. If the breadth is 10 M ,find its length
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Breadth is 10M
let length be x M
so perimeter is 2(10+x)M=(20+2x)
total cost is Rs 4930
cost per M is Rs 85
so 85(20+2x)=4930
or 1700+170x=4930
or 170x=3230
or 17x=323
or x=323/17=19
so perimeter is 2(19+10)M
=58M
let length be x M
so perimeter is 2(10+x)M=(20+2x)
total cost is Rs 4930
cost per M is Rs 85
so 85(20+2x)=4930
or 1700+170x=4930
or 170x=3230
or 17x=323
or x=323/17=19
so perimeter is 2(19+10)M
=58M
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