Q. By selling 33 meters of cloth, a person gains the cost of 11 meters. Find his gain percent.
Answer: $latex 33\frac{1}{3}\%&s=1$
Notes: Gain per cent = $latex = \frac{11}{13}\times 100 = \frac{100}{3} = 33\frac{1}{3}\%&s=1$ Hence option [B] is the right answer.

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