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jesusfreak

Six runners are in a foot race. How many different ways can they come in 1st, 2nd, and 3rd place? A. 40 B. 120 C. 20 D. 60

  • 2 years ago
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  1. annas
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    c. 20

    • 2 years ago
  2. jesusfreak
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    awesome, thanks!

    • 2 years ago
  3. annas
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    welcome again

    • 2 years ago
  4. m_charron2
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    I think it's more than that actually. Let's just consider that runner #1 finishes first : #1,#2,#3 #1,#2,#4 #1,#2,#5 #1,#2,#6 #1,#3,#2 #1,#3,#4 1,3,5 1,3,6, etc. etc. I'm not very good in probabilities, so I don't know what formula you should be using, but it's definitely more than 20

    • 2 years ago
  5. phi
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    any of 6 can be first, 5 2nd and 4 3rd 6*5*4

    • 2 years ago
  6. jesusfreak
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    Thank you phi!

    • 2 years ago
  7. BieberLove
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    C.

    • 2 years ago
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