Root: (1/4, 0)
vertical intercept: (0, -1)
About 8:00 is when they will all have met up ram will have ran 4 laps raju will have ran 3 laps and ravi will have ran 2 laps
The answer would be
x = 160/147
or
x = 1 and 13/147
The answer is b
..........................................