Free Practice Question
PS · Problem Solving
555-605
Distance/Rate Problems
You are preparing to complete a 12km race within 1 hour and 15 minutes. Upon reaching the 8km point, you check your watch and see that 51 minutes have passed since you started. What average pace, in minutes per 1000m, do you need to maintain for the remainder of the race to meet your target time?
Answer Choices
Correct answer marked belowA
7
6
Correct
C
5
D
4
E
8
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Explanation
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Official Explanation
Official
Your goal is to finish a 12km race in 1 hour and 15 minutes. After running 8km in 51 minutes, you have 4km left to cover in 24 minutes. To find the average pace for…
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Comments
1
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H
HarshJul 11, 2024
Can you explain more?
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
555-605
Type
PS
Category