Answer:
33,856 passwords can be created using this format
Step-by-step explanation:
Since the letters and the digits can be repeated, for each letter there are 23 possible outcomes and for each digit there are 8 possible outcomes.
There are 2 letters and then 2 digits in the password. So
23*23*8*8 = 33,856
33,856 passwords can be created using this format