SOLUTION: The access code for a car's security system consists of four digits. The first digit cannot be 9 and the last digit must be even. How many different codes are available?

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Question 1041396: The access code for a car's security system consists of four digits. The first digit cannot be 9 and the last digit must be even. How many different codes are available?
Answer by jorel555(1290) About Me  (Show Source):
You can put this solution on YOUR website!
If the first digit can't be 9, that leaves the digits 0-8. The last digit must be even, so that leaves the digits 2,4,6,8. So, we have:
9x10x10x4 combinations available, or 3600 combinations. ☺☺☺☺