Four bells tools at an interval of 8,12,15and 18 seconds respectively. All the four begin to toll together. After how many seconds will they toll together again

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Solution

the four bells toll together after a time = LCM of 8 , 12 , 15 , 18
=360
thus the four bells toll together again after 360 s

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Four bells tools at an interval of 8,12,15and 18 seconds respectively. All the four begin to toll together. After how many seconds will they toll together again

the four bells toll together after a time = LCM of 8 , 12 , 15 , 18 =360 thus the four bells toll together again after 360 s

the four bells toll together after a time = LCM of 8 , 12 , 15 , 18
=360
thus the four bells toll together again after 360 s