Wednesday

April 23, 2014

April 23, 2014

Posted by **Samantha** on Wednesday, November 7, 2012 at 12:17pm.

- algebra -
**Steve**, Wednesday, November 7, 2012 at 2:28pmthe upstream and downstream speeds differ by twice the current speed, or 2 m/s.

so, still-water speed is 2.5 m/s

up = s+r

down = s-r

s = (up+down)/2 = (1.5+3.5)/2 = 2.5

**Related Questions**

algebra - Camille can swim against the current at 1.5m/s and with the current at...

algebra - hi! im having some problems with my word problem. Ann regularly swam ....

Maths - In a swimming race, you find that a swimmer can swim downstream (...

math - While on vacation, Kevin went for a swim in a nearby lake. Swimming ...

English - Can you swim? 1. Yes, I can swim very well. 2. Yes, I can swim a ...

ALgebra - a swim club requires a $120 membership, plus $4 each swim. How much ...

Physics - Jon is attempting to swim straight across a swift flowing river that ...

physics - A swimmer can swim in still water at a speed of 9.42 m/s. He intends ...

algebra - keisha told her swim coach that she would swim at least half a mile. ...

Algebra - a boat moves through still wather at x kilometers(km) per hour. it ...