Four bells toll after an interval of 8,9,12and 15seconds respectively.when will they toll again?
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Answered by
79
We need to find the LCM of all 8 9 12 and 15
8 = 2x2x2
9 = 3x3
12 = 2x2x3
15 = 3x5
LCM = 2x2x2x3x3x5 = 360 seconds
All 4 bells will toll together after every 360 seconds
Answered by
6
answer is six minutes sorry for the solution I can't do
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