Free Practice Question
PS · Problem Solving
505-555
Distance/Rate Problems
Maxwell starts walking towards Brad's house at the same moment that Brad begins running towards Maxwell's house. The distance separating their homes is 60 kilometers, with Maxwell walking at a speed of 5 km/h and Brad running at a speed of 7 km/h. How far does Maxwell walk before they meet?
Answer Choices
Correct answer marked belowA
15
B
18
C
20
25
Correct
E
30
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Explanation
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Official Explanation
Official
The distance between Maxwell's and Brad's homes is 60 km. Maxwell's speed is 5 km/h and Brad's speed is 7 km/h. The relative speed at which they are approaching each…
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Comments
2
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N
NaimishMar 16, 2024
Great!
P
PrishaAug 26, 2024
Thanks
What 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
505-555
Type
PS
Category