Posted by jasmine on Monday, January 7, 2013 at 12:23pm.
it was 96 kilometers from Perry to medford. David raced to Medford and idled back.If the round trip took 8 hours what was his average speed in kilometers per hour

math  Reiny, Monday, January 7, 2013 at 12:33pm
so his total distance was 192 km and his total time was 8 hrs
Average speed = 192/8 = 24 km/h