Free Practice Question
PS · Problem Solving
605-655
Distance/Rate Problems
A train traveled for 6 hours. It moved at a constant rate of 40 miles per hour for the first 3 hours, then increased its speed to a constant rate of 60 miles per hour for the next 3 hours. What was the train's approximate average speed, in miles per hour, over the first half of the distance traveled?
Answer Choices
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40
B
43
C
47
D
50
E
54
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Explanation
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Difficulty
605-655
Type
PS
Category