SOLUTION: How many zip codes (5 digits) would there be if the first two digits had to be odd, and there would be no repeat digits?
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Question 242997: How many zip codes (5 digits) would there be if the first two digits had to be odd, and there would be no repeat digits? Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! The 1st digit is 1 of 5
The 2nd is 1 of 4
The 3rd is 1 of 8
4th is 1/7
5th is 1/6
--> 5*4*8*7*6 = 6720 codes
