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0580/33 May/Jun 2024, Question 1: Pie Charts

Cambridge IGCSE Mathematics 0580 · Paper 33 (Core) · Calculator · 9 marks

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The question, in short

Using a bar chart of 40 footballers' shirt colour votes and a table of 40 hockey players' votes, complete the chart and pie chart, find the mode, and work out a percentage.

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

Part (ai) · 3 marks

Blue votes are twice orange votes; use the 40 total and existing red 11, yellow 6, green 8 to complete the bar chart.

  1. 1Blue + orange = 40 − (11 + 6 + 8) = 15
  2. 2Blue : orange = 2 : 1, so orange = 15 ÷ 3 = 5 and blue = 10
  3. 3Draw a bar of height 10 for Blue and 5 for Orange

AnswerCorrect bars at blue 10 and orange 5

Part (aii) · 1 mark

State the most frequent colour from the completed football bar chart.

  1. 1Tallest bar is Red (11): mode = Red

AnswerRed

Part (bi) · 4 marks

Complete the pie chart for white 21, grey 12, pink 7 out of 40, using the drawn radius.

  1. 1360 ÷ 40 = 9° per player
  2. 2White 21 × 9 = 189°, Grey 12 × 9 = 108°, Pink 7 × 9 = 63°
  3. 3From the vertical radius draw sectors of 189°, 108° and 63° and label them

AnswerCorrect pie chart

Part (bii) · 1 mark

Find the percentage of hockey players choosing grey from frequency 12 out of 40.

  1. 112/40 × 100 = 30%

Answer30

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Also searched as: 0580/33/M/J/24 · 0580_s24_qp_33 · 0580 s24 33 · question 1.
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