Question

Find the probability that the product of the digits of a 3-digit number is odd:
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Answer 1

Answer:

P(three odd digits) = 5/9*5/10*5/10 = 5/36 (first digit cannot be 0, so we have a total of 9 digits, 4 even and 5 odd). Therefore, P(at least one even digit) = 1 - 5/36 = 31/36

Step-by-step explanation:

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