57. Three bells start ringing together at
8.00 am. If they ring 4min, 5min and
6 min respectively each time, the next
time they will ring together at
A) 8:45 am
B) 9:00 am
C)9:45am
D)10:15am
Answers
Answered by
0
They all will ring together at 9:00 bcoz the LCM of 4, 5 and 6 is 2*2*5*3 which is 60. In 1 hour there is 60 second 8:00 am+ 60 seconds = 9:00 am
Answered by
0
Answer:
9.00Am
Step-by-step explanation:
three bells start ringing together at 8.00a.m
lf they ring 4min,5min,and 6min respectively.
the next time time they will ring together at - we have to find LCM of 4,5,6 = 60 min
next time they will ring together is 8.00Am +60 min
9.00A.m
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