Mathematics, 30.09.2021 23:20 lindjyzeph
A student number system for a county requires that the student number be 5 characters. The first 3 characters are any single digit number, but no number can repeat and the last 2 characters must be letters, but no letter can repeat. How many unique student numbers are possible?
Answers: 1
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A student number system for a county requires that the student number be 5 characters.
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