Free Practice Question
PS · Problem Solving
sub-505
Distance/Rate Problems
Car X and Car Y traveled the same 80-mile route.
If Car X took 2 hours and Car Y traveled at an average speed that was 50 percent faster than the average speed of Car X, how many hours did it take Car Y to travel the route?
Answer Choices
Correct answer marked belowA
2/3
B
1
4/3
Correct
D
8/5
E
3
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Explanation
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Sign in to commentWhat this question tests
What it tests
Your application of distance = rate × time to trains, boats, and commuters, including relative speed.
Common trap
Mixing units (miles per hour vs. minutes) or averaging speeds — average speed is total distance over total time.
Details
Difficulty
sub-505
Type
PS
Category