Free Practice Question
PS · Problem Solving
605-655
Distance/Rate Problems
A train travels from City A to City B at a constant speed of 80 km/h and returns from City B to City A at a constant speed of 100 km/h. What is the average speed of the train for the entire round trip?
Answer Choices
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85 km/h
B
89 km/h
C
90 km/h
D
92 km/h
E
95 km/h
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Explanation
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Difficulty
605-655
Type
PS
Category