In a circular path of length 8400 metres, the 1st person, the 2nd person and the 3rd person are running at the velocity of 400 metres per
minute, 300 metres per minute and 350 metres per minute respectively. If
those three persons start running at 10 a.m when will they meet together?
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Answer:
The diameter of the track d = 400 m
So the circumference of the track = πd m=400π m
Speed of Kevin = distance/time
= 400π/5 m/ min = 80π m/min
=
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