AQuA-RAT train #53320 · Number Theory · Digits
A telephone company needs to create a set of 3-digit area codes
A telephone company needs to create a set of 3-digit area codes. The company is entitled to use only digits 2, 4 and 5, which can be repeated. If the product of the digits in the area code must be odd, how many different codes can be created?
AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #53320
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