In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase. Not to mince matters
Pihu and Aayu are running on a circular track of diameter 28m. Speed of Pihu is 48 m/s and that of Aayu is 40 m/s. They start from the same point at the same time in the same direction. When will they meet again for the first time?