Three bells are ringing continuously at intervals of 30,40 and 45 minutes respectively. At what time will they ring together if they ring simultaneously at 4P.M.?
Answers
Answered by
0
Answer:
180
Step-by-step explanation:
L.C.M. of 30,36 and 45 is 3×5×3×2÷2=180. So after 180 minutes they ring together Therefore they all ring together at 11:00 a.m
Answered by
0
Lcm is 180, so they will ring simultaneously 180 minutes after 4pm which is 7pm
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