SOLUTION: if you are picking a number between 1 and 100 inclusive, what is the probability of picking a number which is not a multiple of 45?

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Question 879439: if you are picking a number between 1 and 100 inclusive, what is the probability of picking a number which is not a multiple of 45?
Answer by Edwin McCravy(20055) About Me  (Show Source):
You can put this solution on YOUR website!
There are only two multiples of 45, 45 itself and 90.

So there are 100-2 or 98 numbers which are not multiples of 45.

So the probability is 98 ways of succeeding out of 100.

Make that into a fraction 98%2F100 then reduce the
fraction to 49%2F50.

Edwin