Wednesday

April 23, 2014

April 23, 2014

Posted by **Nabil** on Monday, October 10, 2011 at 6:37am.

one travels west at 40 mph.

the other goes north at 30 mph.

When will they be 400 miles apart?

- algebra -
**tchrwill**, Monday, October 10, 2011 at 9:34am(30t)^2 + (40t)^2 = 400^2

- algebra -
**T U BHARGAV**, Monday, October 10, 2011 at 11:30pm30t+40t=400

70t=400

t= 400/70

=5.71hrs

After 5.71hrs they will be at 400miles apart.

**Related Questions**

Algebra - 1) Two cars leave town at the same time going in opposite directions. ...

math - buses to the stadium leave central station every 10 minutes buses to the ...

algebra 2 - two buses leave housten at the same time and travel in opposite ...

algebra 1 - Two vans leave town at the same time going in opposite directions. ...

College Algebra - two trains leave a train station at the same time. One travels...

PRE-CALC HELP - Two boats leave the same port at the same time. One travels at ...

math - two cars leave town at the same time. one travels west at 56 mph, and the...

algebra - Two cars leave town at the same time going in opposite direactions.One...

Algebra 2 - I need help setting up an equation for the following word problem: ...

math - 2 trains leave the same train station at the same time, one train travels...