four bells toll at intetvals of 8,9,12and 15 minutes tespectively if they toll together at 3 pm ,when will they toll together next
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to solve any such problems.. we have to find the lcm.
lcm because we want to know the least common multiple of the numbers so that all he bells ring at a common time
lcm of 8,9,12,15 is 360minutes
i.e 6hrs
6 hrs after 3pm is 9pm
lcm because we want to know the least common multiple of the numbers so that all he bells ring at a common time
lcm of 8,9,12,15 is 360minutes
i.e 6hrs
6 hrs after 3pm is 9pm
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