4 bells ring at the intervals of 6,8,12,18 and 20. They start ringing together at 12 pm. After how many seconds will they ring together?

Question

anonymous · Answer

Find the LCM of 6,8,12,18 and 20 to get the time interval in seconds and then convert it to minsa nd hrs

mathmath333 · Answer

bells ring at the intervals of 6,8,12,18 . They start ringing together at 12 pm. After how many seconds will they ring together?

mathmath333 · Answer

20 is omitted

mathmath333 · Answer

72 is the ans?

paki · Answer

what is the LCM of 6,8,12,18 and 20...?

mathmath333 · Answer

the corrected que is below that

anonymous · Answer

Find the LCM of 6,8,12,18 to get the time interval in seconds and then convert it to minsa nd hrs

paki · Answer

@mathmath333  please follow @matricked ... he is rite too...

mathmath333 · Answer

why convert it into min and hrs?

paki · Answer

no need to convert.... time is already in seconds.... 


also we convert it because if we get "135 seconds", so it will be good to convert it into hours or minutes... rite...