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Question
The number of ways in which a team of eleven players can be selected from 22 players always including 2 of them and excluding 4 of them is ______.
Options
16C11
16C5
16C9
20C9
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Solution
The number of ways in which a team of eleven players can be selected from 22 players always including 2 of them and excluding 4 of them is 16C9 .
Explanation:
Total number of players = 22
2 players are always included and 4 are always excluding
Or never included = 22 – 2 – 4 = 16
∴ Required number of selection = 16C9
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