A paddle boat can move at a speed of 2 km/h in still water. The boat is paddled 16 km downstream in a river in the same time it

Question

andreyandreev [35.5K]

3 years ago

12

A paddle boat can move at a speed of 2 km/h in still water. The boat is paddled 16 km downstream in a river in the same time it

takes to go 8 km upstream. What is the speed of the river?

Mathematics

1 answer:

MaRussiya [10] · Answer 1 · 2021-12-26T09:27:23+03:00

MaRussiya [10]3 years ago

6 0

<span>going downstream -

t = 14/(2 + v)

going upstream -

t = 7/(2 - v)

14/(2 + v) = 7/(2 - v)

(2 + v)/2 = 2 - v

v = 2/3km/h</span><span>
</span>

A paddle boat can move at a speed of 2 ​km/h in still water. The boat is paddled 16 km downstream in a river in the same time it

A paddle boat can move at a speed of 2 km/h in still water. The boat is paddled 16 km downstream in a river in the same time it