The LCM is 30Hello Cjnschool. When you first logged in, did you see the request to read the forum's guidelines? Please post what you've already tried or thought about, and we can go from there.
Here's a hint: The LCM of 6 and 10 (Least Common Multiple) has something to do with this exercise. Tell us what that LCM is, and we can explain why it helps. If you haven't learned about common multiples, let us know.
That is correct, but you didn't post your thoughts about the exercise, so I can't know what you're thinking. (In future threads, please follow the guidelines, using the link provided in post #2.)The LCM is 30