Mathematics, 09.03.2020 14:41 sierravick123owr441
A train is traveling at 60 mph. If the rate of speed increases 4 mph each hour, how long will it be before the train is traveling at a rate of 80 mph?
A. 4 hours
B. 5 hours
C. 6 hours
D. 7 hours
Answers: 2
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Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11
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Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?
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A train is traveling at 60 mph. If the rate of speed increases 4 mph each hour, how long will it be...
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