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A man sells an article at a gain of 15%. If he had bought it at 10% less and sold it for $ 4 less, he would have gained 25%. The cost price of the article is
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- $ 140
- $ 150
- $ 160
- $ 185
Correct Option: C
C.P. of article be $ y.
| S.P. at 15% gain = | = | 100 | 20 |
| New C.P. = $ | 100 |
| New S.P. = $ | × | = $ | 100 | 100 | 8 |
| ∴ | - | = 4 | 20 | 8 |
| ⇒ | = 4 | 40 |
⇒ y = 40 × 4 = $ 160
