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| 1. |
a man can swim with a speed of 4.0 km/h in still water.how long does he take to cross a river 1.0km wide if the river flows steadily at 3.0 km/h and he makes his stroke normal to the river current?how far does he go when he reaches the other bank |
| Answer» a man can swim with a speed of 4.0 km/h in still water.how long does he take to cross a river 1.0km wide if the river flows steadily at 3.0 km/h and he makes his stroke normal to the river current?how far does he go when he reaches the other bank | |