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GabrielleTinnirello

  • 2 years ago

How many different four person committees can be formed from a group of six boys and four girls?

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  1. hreeg97
    • 2 years ago
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    the answer is 10

  2. GabrielleTinnirello
    • 2 years ago
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    Thank you!

  3. satellite73
    • 2 years ago
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    the answer is most assuredly not ten

  4. ParthKohli
    • 2 years ago
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    But is it mentioned that we'll have 2 boys and 2 girls?

  5. ParthKohli
    • 2 years ago
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    It'd be 10c4 according to me.

  6. ParthKohli
    • 2 years ago
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    \(\Large \color{Black}{\Rightarrow _{10}C_{4} = {10! \over (10 - 4)! \times 4!} }\)

  7. satellite73
    • 2 years ago
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    and my answer is also wrong, because i thought it was two boys and two girls. wrongo answer is \[\dbinom{10}{4}=\frac{10\times 9\times 8\times 7}{4\times 3\times 2}=10\times 3\times 7\]

  8. ParthKohli
    • 2 years ago
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    Thank you satellite!

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