AQuA-RAT train #13207 · Number Theory · Digits
A four-character password consists of one letter of the alphabet and three…
A four-character password consists of one letter of the alphabet and three different digits between 0 and 9, inclusive. The letter must appear as the second or third character of the password. How many different passwords are possible?
AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #13207
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