Four bell rings at the interval of 4, 7, 12 and 84 seconds respectively. If they start ringing together at 7 o’clock , when will they ring together ?
Explain step by step!!
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Answered by
0
Answer:
what the heck have u done there...
Answered by
4
Answer:
.........7:01::24
7oclock + 1min 24sec or 84 sec
because all numbers have common factor ie 84
...........
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