SOLUTION: A cartraveling 88km/h is passed by another car going same direction at a constant speed. After 30 seconds the two cards are 600 meters apart. find the spend of the second car.

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Question 146601: A cartraveling 88km/h is passed by another car going same direction at a constant speed. After 30 seconds the two cards are 600 meters apart. find the spend of the second car.
Answer by Alan3354(21605) About Me  (Show Source):
You can put this solution on YOUR website!
The passing car is going 20 meters/second faster (600m/30 sec). 20 m/sec is 20*3600 meters/hour, or 72 km/hr.
So the passing car is going 160 km/hr.