Question

The traffic light at three different road crossings change after every 48seconds,72seconds and 108 seconds respectively.If they all change simultaneously at6:10;00hrs then they will again change simultaneously at

Answer 1

traffic any road in traffic rule in night in falling in anybody's

Answer 2

LCM of 48,72,108......is 432.....so add 432 seconds to 6:10:00hrs ...which is 6:17:02 hrs