Arvind and Chetan started running simultaneously from the same point in the same direction on a circular track of length 210 m. Arvind takes 180 secon...
Question
Arvind and Chetan started running simultaneously from the same point in the same direction on a circular track of length 210 m. Arvind takes 180 seconds to complete one round, and Chetan takes 420 seconds to complete one round. After how much time will they meet for the first time at the starting point on the track?