Problem-Solving and Data AnalysisMediumPercent of a percent
Problem-Solving and Data Analysis practice question
In a school, 60% of the students play a sport, and 50% of the students who play a sport play football. What percent of all students play football?
Answer: 30
50% of 60% is 0.5 × 0.6 = 0.3 = 30%.
Common wrong answers
- If you answered 10
- 10% subtracts them.
- If you answered 50
- 50% is the share among sport players, not among all students.
- If you answered 110
- 110% adds the percentages.
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