Q. A salesman expects a gain of 13% on his cost price. If in a month his sale was 791000 Rs. , what was his profit?
Answer: 91000 Rs
Notes: Cost price $latex = \frac{791000\times 100}{113} = 700000Rs. &s=1$ $latex \therefore Gain = 791000 - 700000 = 91000 Rs.$ Hence option [D] is the right answer.

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