Problem-Solving and Data AnalysisEasyRange of heights in context
Problem-Solving and Data Analysis practice question
In a class, the tallest pupil is 165 centimetres tall and the shortest is 140 centimetres tall. What is the range of the pupils' heights, in centimetres?
Answer: 25
Range = tallest − shortest = 165 − 140 = 25.
Common wrong answers
- If you answered 165
- 165 is the tallest height alone.
- If you answered 305
- 305 adds the two heights.
- If you answered 152.5
- 152.5 is their average.
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