Please help! Correct answer only please! 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? A. 1,370 B. 131,040 C. 250,000 D. 468,000
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