Posted by **yanyan** on Thursday, September 6, 2012 at 7:54pm.

a man rows downstream for one hour and 40 minutes on a river flowing at 2 miles per hour. on his returned trip he rows upstream for 5hours. find the distance that he traveled downstream and his speed of rowing in still water.

- math -
**Steve**, Thursday, September 6, 2012 at 8:03pm
since the distance down and up is the same, if the boat's still-water speed is s,

5/3 (s+2) = 5(s-2)

s = 4

so, he rows at 4 mph in still water

the distance is thus 10 miles

## Answer this Question

## Related Questions

- algebra - could you please show me how to do this problem? Bob rows 6 miles ...
- algebra - how do I solve this and show the work: a motorboat went upstream at 15...
- Algebra - A boy can row a boat at a constant rate of 5 mi/hr in still water. He ...
- College Algebra - A boy can row a boat at a constant rate of 5 mi/hr in still ...
- Pre-Cal - A pilot wishes to fly on course 290 with an air speed of 300 knots ...
- MATH!! - In algebra right now, we're doing inverses and stuff. And I'm not sure ...
- Algebra 1 - Emily rows six miles downstream in 1 hour and her friend Ashley,...
- Math - Sam rows up a river to camp in 3 hours. The next day he makes the return ...
- Algebra - The time required for a trip 108 miles downstream on a steamer is 3 ...
- Algebra. Please help(: - The time required for a trip 108 miles downstream on a ...