1.

Alfred and Bernard run on the circular track of 600 m. Speeds of Alfred and Bernard are 30 m/s and 20 m/s respectively. Initially they are diametrically opposite to each other. (i) When will they meet for the first time if both move in the same direction? (ii) If both of them move in opposite directions, when will they meet for the second time?

Answer»


ANSWER :(i) 30 s
(II) 18 s


Discussion

No Comment Found