Posted by **Joy** on Friday, October 14, 2011 at 6:44am.

A jet leaves the Charlotte, North Carolina, airport traveling at an average rate of 564 km/h. Another jet leaves the airport one half hour later traveling at 744km/h in the same direction. Use an equation to find how long the second jet will take to overtake the first.

- Algebra -
**Reiny**, Friday, October 14, 2011 at 8:08am
Use the fact that at the moment of "overtaking" they would have gone the same distance

Time for slower plane --- t hrs

time for faster plane ---- t-1 hrs

564t = 744(t-1)

continue, solve for t ,

- Algebra -
**Steve**, Friday, October 14, 2011 at 4:15pm
that was a half hour later.

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