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A rectangular farm has to be fenced o...

A rectangular farm has to be fenced on one long side, one short side and the diagonal. If the cost of fencing is Rs 100 per m, the area of the farm is 1200 m2 and the short side is 30 m long, how much would the job cost? (a) Rs 7000    (b) Rs 12000    (c) Rs 14000    (d) Rs 15000

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