Three bells ring at intervals of 8,18,20min .at what time will they ring together if they start ringing simultaneously at 12 noon.
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these bells will ring simultaneously in every multiple of the LCM of intervals.
LCM OF 8, 18, 20 is 360.
i.e all bell shall ring simultaneously first at 6 pm.
LCM OF 8, 18, 20 is 360.
i.e all bell shall ring simultaneously first at 6 pm.
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