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A fan is listed at Rs. 150 with a discount of 20%. What additional discount must be offered to the customer to bring the net price to Rs. 108 ?
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11 1 % 9 - 15%
- 8%
- None of these
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Correct Option: D
After a discount of 20%,
| Price of fan = Rs. |  |  | = Rs. 120 | |
| 100 |
Again, discount
= Rs. (120 – 108) = Rs. 12
∴ x% of 120 = 12
| ⇒ x × | = 12 | |
| 100 |
| ⇒ x = | = 10% | |
| 120 |
