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Four bells ring at intervals of 4, 6, 8 ...

Four bells ring at intervals of 4, 6, 8 and 14 seconds. They start ringing simultaneously at 12.00 O' clock. At what time will they again ring simultaneously?

A

2 min 48s past 12

B

3 min past 12

C

3 min 20s past 12

D

None of these

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A
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