A person goes from A to B at a speed of 40 m s−1 and comes back from – InterviewSolution

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1.	A person goes from A to B at a speed of 40 m s−1 and comes back from B to A at a speed of 60 m s−1. What is his average speed?
Answer» A person goes from A to B at a speed of $40 {m s}^{- 1}$ and comes back from B to A at a speed of $60 {m s}^{- 1}$ . What is his average speed?

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