Sunday

September 21, 2014

September 21, 2014

Posted by **Natalie** on Wednesday, October 22, 2008 at 6:34pm.

Thanks in advance.

- Math -
**Damon**, Wednesday, October 22, 2008 at 7:26pmJill distance = x

Matt distance = (400-x)

Jill speed = j

Matt speed = (j-2)

distance = rate * time

x = j (40)

(400-x) = (j-2)(40)

so

(400 -40 j) = 40 j - 80

I guess you can do it from there.

**Answer this Question**

**Related Questions**

math - Maria ran 4 laps of the track at the same pace. If it took 4 1/2 minutes ...

trig. - Jack and Jill ran a 400 meter race. Jill ran therace in 50 second and ...

math - how can i make a model to solve this problem? Javia ran 8 laps around a ...

Math - Javia ran 8 laps around a track to run a total of 1 mile on Monday. How ...

physics.............. - If you ever watch track and field at the Olympics, you'...

physics!!!!!!!!!! - If you ever watch track and field at the Olympics, you'll ...

Oligopoly - Does the shut down run rule apply to oligopolies in the same way as ...

algebra - Two persons are to run a race, but one can run 8 meters per second, ...

algebra - Two persons are to run a race, but one can run 10 meters per second, ...

math - Anthony decided to run one mile every 5 days. John decided to run two ...