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4024/11 May/Jun 2024, Question 13: Pie Charts

Cambridge O Level Mathematics 4024 · Paper 11 (Non-calculator) · Non-calculator · 2 marks

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The question, in short

A pie chart splits gym members into junior and senior groups, with the junior sector at 60°. Seniors outnumber juniors by 120. Work out the combined membership.

Summarised in our own words. Use the official paper for the exact wording and the diagram.

Solution · 2 marks

  1. 1Senior angle = 360 − 60 = 300°
  2. 2Difference = 300 − 60 = 240°, which represents 120 members
  3. 3360° represents 120 × 360/240
  4. 4Total = 180 members

Answer180

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