1. The traffic ligints at three different road crossings change after every 48 seconds, 60 seconds and 84
seconds respectively. If they change simultzeously at 9 a.m., at what time will they change
simultaneously again?
Answers
Answered by
2
Answer:
9:28 am
Step-by-step explanation:
simply take the LCM(48,60,84)= 1680
1680/60= 28min
Add 28min to 9am
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