Problem-Solving and Data AnalysisEasyRange of race times
Problem-Solving and Data Analysis practice question
A runner's times in five races were 21, 19, 23, 20, and 22 minutes. What is the range of these times, in minutes?
Answer: 4
23 − 19 = 4.
Common wrong answers
- If you answered 2
- 2 halves the range.
- If you answered 21
- 21 is the median.
- If you answered 42
- 42 adds the largest and smallest.
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