SOLUTION: whar is the probability that a ramdomly selected day in january is after the 20th?

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Question 431296: whar is the probability that a ramdomly selected day in january is after the 20th?
Found 2 solutions by stanbon, richard1234:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
what is the probability that a ramdomly
selected day in january is after the 20th?
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11/31
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Cheers,
Stan H.

Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Out of the days {21, 22, ..., 31} there are 11 days (inclusive). Therefore the probability is 11/31.