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The average age of eleven players of a cricket team decreases by 2 months when two new players are included in the team replacing two players of age 17 years and 20 years. The average age of new player is
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- 17 years 1 month
- 17 years 7 months
- 17 years 11 months
- 18 years 3 months
- 17 years 1 month
Correct Option: B
According to question ,
Average age of new players = | (20 + 17) 11 × | 2 | × | 1 | ||
12 | 2 |
Average age of new players = | 422 | = | 211 | ⇒ 17 | 7 |
12 × 2 | 12 | 12 |
∴ Average age of new players = 17 years 7 months