Sally travels by car from one city to another. She drives for 21.0 min at 75.0 km/h, 51.0 min at 47.0 km/h, and 34.0 min at 46.0 km/h, and she spends 15.0 min eating lunch and buying gas.
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Expert's answer
2013-08-19T09:06:58-0400
Dear visitor Unfortunately, the statement of your question is a bit confusing. What do you need to be done? Please, give us the details so we could help you
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