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In an examination, a student was asked to find 3/14 of a certain number, By mistake, he found 3/4 of it. His answer was 150 more than the correct answer. The given number is :
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- 500
- 280
- 240
- 180
Correct Option: B
Let us assume the number is p.
According to given question,
| p − | p = 150 | ||
| 4 | 14 |
| ⇒ | = 150 | |
| 28 |
⇒ 15p = 28 × 150
| ⇒ p = | = 280 | |
| 15 |
