I have a brother that lives in Seattle. Seattle is about 1200 miles from Rapid City. We would like to exchange cars. If he leaves at 10 AM (Pacific Standard Time) and travels at an average speed of 70 mph, and I leave at 9 AM (Mountain Standard Time) and travel at an average speed of 73 mph, how many hours will I drive before we meet?

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To determine how many hours you will drive before meeting your brother we nee... View the full answer