How many 3-digit odd numbers exist, with no repetition? Ex: 871 counts, but 777 does not.
Question
Solution 1
Sure, let's break it down:
A 3-digit number has three places: hundreds, tens, and units.
Since the number is odd, the unit place can be filled by any of the 5 odd numbers from 0 to 9, which are 1, 3, 5, 7, and 9.
The hundreds place can't be 0 (because then it wouldn't be a 3-digit number Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob
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