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A reduction of 21% in the price of wheat enables a person to buy 10.5 kg more for 100. What is the reduced price per kg ?
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- 2
- 3
- 2.50
- 3.50
Correct Option: A
Original price of wheat = Rs. x /kg.
| New price = Rs. | per kg | 100 |
| ∴ | - | = 10.5 | ||
| x | ||||
| 100 |
| ⇒ 100 |  |  | = 10.5 | 79x |
⇒ 100 × 21 = 10.5 × 79x
| ⇒ | = | = Rs.2.50 per kg | ||
| 100 | 10.5 |
