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**DrSimple** **Problem 1**

A commercial jet took off from city 1 for city 2, a distance of 2550 km, at a speed of 800 km/h. At the same time a private jet, traveling 900 km/h, left City 2 for City 1. How long after takeoff will the jet pass each other?

**Problem 2**

Wendy took a trip from Davenport to Omaha, a distance of 300 mi. She traveled part of the way by bus, which arrived at the train station just in time for Wendy to complete her journey by train. The bus averaged 40 mi/h and the train 60 mi/h. The entire trip took 5 and a half hour. How long did Wendy spend on the train?

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