1.

Q: 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
B. 10:18:36
C. 10:17:02
D. 10:22:12
Answer» C. 10:17:02


Discussion

No Comment Found