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English, 24.11.2020 19:10 LittleNerd2852

How many four-digit personal identification numbers (PIN) are possible if the PIN cannot begin with a 0 and the PIN must be an odd number?
a.
5,000
b. 4,500
c. 3,600
d. 500
Please select the best answer from the choices provided.
А
B.

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