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Pratap buys a watch at (4 / 5) th of its marked price and sells it for 17% more than its marked price. His profit based on its cost is
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- Rs. 20
- Rs. 25
- Rs. 37
- Rs. 17
- None of these
Correct Option: E
Let the marked price of watch be Rs. x
According to question ,
| ∴ S.P = Rs. | = C.P. of Pratap | 5 |
| S.P. for Pratap = Rs. | = Rs. | 100 | 100 |
| ∴ Gain = | - | 100 | 5 |
| Gain = | 100 |
| Gain = Rs. | 100 |
| Gain % = | = 46.25% | 4 |
