Steve traveled the first 2 hours of his journey at 40 mph and the last 4 hours of his journey at 80 ...

Steve traveled the first 2 hours of his journey at 40 mph and the last 4 hours of his journey at 80 mph. What is his average speed of travel for the entire journey?

Quiz

Answer/Solution

66.67 mph

Steps/Work

Average Speed = Total distance/ Total time = (40 * 2 + 80 * 4)/(2 + 4) = 400/6 = 66.6
Answer: E

Physics Calculator / Auto Solver

Steve traveled the first hours of his journey at mph and the last hours of his journey at mph. What is his average speed of travel for the entire journey?

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