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three bells chime at intervals of 4,5 and six seconds respectively if they all chime ate the same instant how long will it be before they all chime together again?

plz help

 Jan 6, 2015

Best Answer 

 #1
avatar+103913 
+5

Just get the common denominator of 4, 5 and 6  = 60

Then, they will all chime in unison every 60 seconds.....the first will ring 15 times per minute, the second, 12, and the third 10

 

 Jan 6, 2015
 #1
avatar+103913 
+5
Best Answer

Just get the common denominator of 4, 5 and 6  = 60

Then, they will all chime in unison every 60 seconds.....the first will ring 15 times per minute, the second, 12, and the third 10

 

CPhill Jan 6, 2015
 #2
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thanks alot mate

 Jan 6, 2015

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