Four bells ring together .If the bells ring at intervals of 2,5,8,10 seconds respectively,after what interval of time will they ring together again ?
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3
Answer:
LCM of 2s,5s,8s,10s is 40s. LCM is the least common multiple which means it is the least amount of time where the four bells will ring togethere.
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2
Answer:
H.C.F of 2,5,8,10 then add it
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