Q. |
The commission of a broker decreases from 10% to 8%. By what percent should he increase his business so as to keep same expenditure? |
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A. 20% |
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B. 33.33% |
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C. 50% |
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D. 25% |
The decrease in fraction = 2/10 = 1/5
Apply the line method.
1/5 going up becomes 1/4 = 25%