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The numbers from 1 to 11 are drawn at random. Find the probability that the even numbers will all be drawn before the numbers 3, 5, and 7.

 Oct 28, 2020
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there are 5 even numbers, and the answer is 120/55440=60/27720=30/13960=15/6980=1/462.

 Oct 29, 2020

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