Four bells toll at intervals of 10 minutes, 15 minutes, 30 minutes and 45
hinutes. If they tolled together at 8 a.m., when will they next toll together.
Answers
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9
Answer:
9:30 a.m.
Step-by-step explanation:
Let us find when they will toll together next:
First of all, we have to find the LCM of 10, 15, 30 and 45.
LCM = 2 X 3 X 3 X 5 = 6 X 15 = 90
Therefore. the four bells will toll together after 90 mins, i.e., at 9:30 a.m.
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