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  • Jan 31, 2011, 09:30 AM
    Leshan
    Probability
    In a certain lottery, 3 numbers between 1 and 9 inclusive are drawn. These are the winning numbers. How many different selections are possible? Assume that the order in which the numbers are drawn is not important.
  • Jan 31, 2011, 11:11 AM
    galactus

    This is a straightforward combination problem. The number of ways to choose 3 items from 9.

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