A salesman usually makes 25% profit on every radio he sells. During a sale, he reduces his profit margin to 20%, while his sales increases by 10%. What is the ratio of his new profit to his usual profit?

1. A salesman usually makes 25% profit on every radio he sells. During a sale, he reduces his profit margin to 20%, while his sales increases by 10%. What is the ratio of his new profit to his usual profit?

[EXIM Bank Officer(Cash)-2011 : 2011]

1. 10:25

2. 11:15

3. 22:25

4. 20:25

5. None of these

Answer

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