Number System
Quick practice
Question 1 of 5
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
10:17:02 AM
B
10:16:54 AM
C
10:18:36 AM
D
10:22:12 AM
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