SOLUTION: a first bell ring at every 6 minutes, a second bell rings every 7 minutes and a third bell rings every 1 hour, if all the bells start ringing at 12 noon today when the next day wil

Question 779615: a first bell ring at every 6 minutes, a second bell rings every 7 minutes and a third bell rings every 1 hour, if all the bells start ringing at 12 noon today when the next day will all ring at the same time
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The 1st two bells will ring at the same
time every min
--------------
The 3rd bell ring once every hour, or
once every min
--------------
What is the smallest multiple of
that is evenly divided by ?
--------------

--------------
So, every min, all 3 bells ring together
hrs
12 noon + 7 hrs = 7 PM is when
they all ring together

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