Question

A and B are two cities along the bank of a stream. A is downstream and B is upstream. Jai wants to go from B to A. While going from B to A by steamer, time needed is 40 min. But by swimming it takes 1 hour. Also, while coming from A to B by steamer, time needed is 50% more than time needed to go downstream by steamer. In the same way, while coming from A to B by swimming, time needed is 50% more than time needed to go downstream by swimming. Jai goes to A from B by a steamer and then starts return journey by swimming. But half way while returning he switches to the steamer and reaches B. How much time does Jai take to go from B to A and back to B in the given manner?​

Answer 1

Answer:

It will take Jai 1hour 55min