10. Four bells toll together at 8 a.m. They toll after 7, 8, 11 and 12 seconds respectively. After
how much time will they toll together?
pls give me answer
Answers
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Step-by-step explanation:
LCM of 7s , 8s ,11s ,12 is : 7 * 2 *2*2 *11 * 3 = 1848 sec = 30 min and 48 seconds. so we add 30 m 48 sec to the previous time instant that they tolled together.
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take the LCM of 7 8 11 12 answer answer is 1848 so the 1848 48 is 30 minute and 48 seconds
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