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Homework Help: Combination Problem

  1. Nov 16, 2005 #1
    I got this problem, don't know how to solve.

    Of 10 variety of roses, 3 are pink, 5 are red and 2 are yellow. Calculate the number of ways in which we can select 6 roses, so that in the selection, at least one rose of each color is included.

    ???
     
  2. jcsd
  3. Nov 16, 2005 #2

    Tide

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    What, exactly, have you tried so far?
     
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