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Math Help - Probability of winning in the lottery

  1. #1
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    Probability of winning in the lottery

    In the lottery there are 5 numbers rolled from 35 numbers and for 3 right quessed numbers there is a third price.
    What's the propability that we will win the third price if we buy one ticket with 5 numbers.
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  2. #2
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    Re: Probability of winning in the lottery

    Quote Originally Posted by Serillan View Post
    In the lottery there are 5 numbers rolled from 35 numbers and for 3 right quested numbers there is a third prize. What's the probability that we will win the third price if we buy one ticket with 5 numbers.
    There are \binom{35}{5} possible tickets from a pool of thirty-five numbers.

    There are \binom{5}{3}\cdot\binom{30}{2} possible tickets containing exactly three of the five winning numbers..
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  3. #3
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    Re: Probability of winning in the lottery

    What should you do if you find a winning lottery ticket?




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