four bells ring at intervals of 14 42 49 84 second respectively if bells ring together at 5 p.m. at what time will the four bells ring together next?
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12 hr 2 min.48 sec.
4=2×2
6=2×3
8=2×2×2
14=2×7
LCM of 4,6,8,14=2×2×2×3×7=168 seconds
= Bells will ring again 2 minutes 48 seconds after 12 O'clock
=12 hours 2 minutes 48 seconds.
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four bells ring at intervals of 14 42 49 84 second respectively if bells ring together at 5 p.m. at what time will the four bells ring together next?
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four bells ring at intervals of 14 42 49 84 second respectively if bells ring together at 5 p.m. at what time will the four bells ring together next?
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