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5 votes
An eight character password uses four digits 1-6 and four letters A-Z with repeats allowed. How many possible passwords like this can be made?

1 Answer

4 votes
4 x 8 x 6 x 4 x 26 = 19,968

i think however, i could be wrong. my teacher told me to use the fundamental counting principle. you multiply each different part of the problem.
User Sahaj
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