SOLUTION: A number between 1000 and 9999, inclusive, is chosen at random. What is the probability that it contains (a) no 9 (b) at least one 9?
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Question 197686: A number between 1000 and 9999, inclusive, is chosen at random. What is the probability that it contains (a) no 9 (b) at least one 9?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
There is no quick way to get those numbers.
You will just have to do some counting.
Cheers,
Stan H.
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