0580/12 May/Jun 2021, Question 9: Bar Charts and Composite Bar Charts
Cambridge IGCSE Mathematics 0580 · Paper 12 (Core) · Calculator · 3 marks
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The question, in short
Using the bar chart of marks for 55 students, work out the percentage who scored marks from 21 to 80.
Summarised in our own words. Use the official paper for the exact wording and the diagram.
Solution · 3 marks
- 1Students scoring 21 to 80 = 12 + 15 + 18 = 45
- 2Percentage = 45/55 × 100
- 3= 81.81… ≈ 81.8%
Answer81.8 or 81.81 to 81.82
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Also searched as: 0580/12/M/J/21 · 0580_s21_qp_12 · 0580 s21 12 · question 9.
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