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OpenStudy (lilsis76):

To qualify for the finals in a racing event, a race car must achieve an average speed of 250 km/h on a track with a total length of 1600m. If a particular car covers the first half of the trac at an average speed of 230 km/hr, what minimum average speed must it have in the second half of the event in order to qualify?

OpenStudy (lilsis76):

|dw:1423415369960:dw| THIS IS WHAT I Know

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