Mathematics, 24.04.2021 06:10 grace9874

7. A car drives 50 miles in the first hour on the road, 70 miles during the 2nd hour and 10 miles for 1/2 hour (traffic jam), then 60 miles in the final half hour of the trip. What was the average speed for the entire trip?

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7. A car drives 50 miles in the first hour on the road, 70 miles during the 2nd hour and 10 miles fo...