Answer to Question #46870 in MatLAB | Mathematica | MathCAD | Maple for samantha

Question #46870
Sally travels by car from one city to another. She drives for 20.0 min at 80 km/h, 12 min at 105 km/h, and 45 min at 40 km/h. She spends 13.0 min eating lunch and buying gas.Determine the average speed for the trip.
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Expert's answer
2014-09-23T06:59:02-0400

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