Question

You travel 36 miles downstream in 4 hours when the current is 2 mph.

In order to accomplish this , you must be paddling the boat at???

Answer 1

7mph

Answer 2

rate * time = distance
Distance covered floating downstream without rowing in 4 hours
2*4=8
Distance covered rowing downstream with a 2mph current and rowing at 7mph.
9*4=36
Let r = rowing speed
(r+2)*4=36
Solve for r.
r=7mph

Answer 3

how did you figure that out?

Answer 4

Does my posting make any sense?

Answer 5

yes..that makes sense.Thank you very much!

Answer 6

Have a good day.