The traffic lights at 3 different roads change after every 32 sec, 72 sec, 108 sec respectively. If they all change simultaneously at 9:15 AM then at what time will they again change simultaneously.	Choices:
A) 9:29:24	B) 9:42:15	C) 10:15:24	D) 9:54:12	E) 10:01:20
LCM of 32,72,108 = 864 =14mnts 24sec   The lines will change every 14m 24sec   The light will change again after 9:15 9:29:24M is = 9:15+0:14:24 = 9:29:24   9:29:24nswer is 9:29:24
<result>A</result>
The traffic lights at 3 different roads change after every 32 sec, 72 sec, 108 sec respectively. If they all change simultaneously at 9:15 AM then at what time will they again change simultaneously.