jasonkenna91 jasonkenna91
  • 06-10-2022
  • Mathematics
contestada

A 831-mile, 7-hour plane trip was flown at two speeds. For the first part of the trip, the average speed was 109 mph. For the remainder of the trip, the average speed was 126 mph. How long did the plane fly at each speed?
109 mph_____hr
126 mph_______hr

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