Saturday

November 29, 2014

November 29, 2014

Posted by **alms** on Tuesday, April 23, 2013 at 7:57pm.

- math algebra -
**Henry**, Friday, April 26, 2013 at 8:39pm(15+Vc)t = 20

Eq1: 15t + Vc*t = 20

(15-Vc)t = 10

Eq2: 15t - Vct = 10

Add Eq1 and Eq2:

15t + Vct = 20

15t _ Vct = 10

30t = 30

t = 1 h.

15*1 + Vc*1 = 20

Vc = 20-15 = 5 mi/h. = Velocity of current.

**Answer this Question**

**Related Questions**

Algebra - A riverboat cruise line has a boat that can travel 76 mi downstream in...

Algebra - Shoreline Travel operates a 3hr paddle boat cruise on the Missouri ...

Math - A river flows at the rate of 2 mph. If a motorboat can travel 12 miles ...

Algebra 2 - how would you solve: the current in the river flowed at 3 mph. The ...

math - a motorboat takes 5 hours to travel 45km downstream and then 18 km ...

math - The current river flows at rate of 4mph. In order for a boat to travel 24...

Algebra - A kayak moves at a rate of 10 mph in still water. If the river's ...

algebra-NOW PLEASE - A boat is traveling in a river with a current that has a ...

Math - A boat, which moves at 18 mph in still water, travels 14 miles downstream...

math - River Current A boat can travel 36 miles upstream in the same time that ...