The different alarms go off at an interval of 9 seconds, 12 seconds, and 15 seconds respectively. If they are started together at 9:40am, after what time will the alarms go off together?
a) 9:43am
b) 11:43am
c) 10:00am
d) 11:25am
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The different alarms go off at an interval of 9 seconds, 12 seconds, and 15 seconds respectively. If they are started together at 9:40am, after what time will the alarms go off together?
a) 9:43am
b) 11:43am
c) 10:00am
d) 11:25am
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Answer:
9:43 am is the answer hwgge