SOLUTION: Serial numbers for a product are to be made using 2 letters followed by 4 numbers. If the letters are to be taken from the first 6 letters of the alphabet with no repeats and t

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Question 1077762: Serial numbers for a product are to be made using 2 letters followed by
4 numbers. If the letters are to be taken from the first
6 letters of the alphabet with no repeats and the numbers are taken from the digits 0 through 9 with no repeats, how many serial numbers can be generated?

Answer by math_helper(2461)   (Show Source): You can put this solution on YOUR website!
The form of each serial number is XXnnnn
For XX you have 6P2 = (6*5) = 30 possibilities
For nnnn there are 10P4 = (10*9*8*7) = 5040 possibilities
Since the alpha and numeric portions are independent, we need to multiply the above two numbers:
30*5040 = total possible serial numbers

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