The traffic lights at three different road crossings change after 24 s – McqOptions

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1.	The traffic lights at three different road crossings change after 24 seconds, 36 seconds and 54 seconds respectively. If they all change simultaneously at 10 : 15 : 00 AM, then at what time will they again change simultaneously?
A.	10:16:54 AM
B.	10:18:36 AM
C.	10:17:02 AM
D.	10:22:12 AM
Answer» C. 10:17:02 AM

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