SOLUTION: How many different three-digit numbers can be formed from the digits 0 through 9 if the first digit must be odd and the last digit must be even?
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Question 204063: How many different three-digit numbers can be formed from the digits 0 through 9 if the first digit must be odd and the last digit must be even?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The first digit can't be 0,
so it must be 1,3,5,7, or 9
That's 5 possible
The next digit can be 0,1,2,3,4,5,6,7,8 or 9
That's 10 possible
The 3rd digit can be 0,2,4,6, or 8
That's 5 possible
The possible different numbers are:
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