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anonymous

  • one year ago

How many ways can a committee chairman choose 4 people for a subcommittee if there are 12 members on the whole committee? A. 48 B. 495 C. 11,880 D. 20,736

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  1. anonymous
    • one year ago
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    its A

  2. anonymous
    • one year ago
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    4*12

  3. 0_0youscareme
    • one year ago
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    http://openstudy.com/study#/updates/52d78848e4b0cb9c2bfcdcf5

  4. 0_0youscareme
    • one year ago
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    itz B.

  5. anonymous
    • one year ago
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    correct answer is B, there are total 12 people and the subcommittee consist 4 people so this can be done by applying the formula of combinations

  6. anonymous
    • one year ago
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    the formula is \[\frac{ n! }{ (n-r)!r! }\]

  7. anonymous
    • one year ago
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    n is total no of people and r is the no of members of subcommittee

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