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X has twice as much money as that of Y and Y has 50% more money than that of Z. If the average money of all of them is 110, then the money, which X has, is
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- 55
- 60
- 90
- 180
Correct Option: D
Let z have x
| ∴ Money with Y = | x and | 2 |
Money with X = 3x
| ∴ 3x + | + x = 3 × 110 | 2 |
| ⇒ | = 330 | 2 |
⇒ 11 x = 2 × 330
| ⇒ x = | = 60 | 11 |
∴ Money with
X = 3x = ₹(3×60) = ₹ 180