A trader sells 40 metres of cloth for Rs.8200 at a profit of Rs.55 per metre of cloth. How much profit will the trder earn on 40 metres of cloth? Choose the correct choice from the following answers:  A) Rs.950  B) Rs.1500  C) Rs.1000  D) Rs.2200  E) None of these
Explanation:   SP of 1 metre cloth = 8200/40 = Rs.205.   CP of 1 metre cloth = Rs.205 – 55 = Rs.150   CP on 40 metres = 150 x 40 = Rs.6000   Profit earned on 40 metres cloth = Rs.8200 – Rs.6000 = Rs.2200.   Answer: Option Rs.2200
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A trader sells 40 metres of cloth for Rs.8200 at a profit of Rs.55 per metre of cloth. How much profit will the trder earn on 40 metres of cloth?