SOLUTION: A clock rings a bell every 10 min. Another clock rings a bell every 15 min. How frequently will the clocks ring together?

SOLUTION: A clock rings a bell every 10 min. Another clock rings a bell every 15 min. How frequently will the clocks ring together?

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Question 641695: A clock rings a bell every 10 min. Another clock rings a bell every 15 min. How frequently will the clocks ring together?
Answer by lynnlo(4176) (Show Source): You can put this solution on YOUR website!
every 30 minutes
because 10+10+10=30
15+15= 30
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