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November 21, 2014

November 21, 2014

Posted by **Anonymous** on Monday, July 8, 2013 at 7:07am.

- Math -
**MathMate**, Monday, July 8, 2013 at 7:55amBoth, in a minute and in an hour.

The LCM of 3, 5 and 10 is the same as the LCM of 3 and 10 because 5 divides 10 (5 is a factor of 10).

The LCM of 3 and 10 is 30.

So the soonest the will flash together is 30 seconds.

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