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0580/32 Oct/Nov 2023, Question 1: Time Calculations

Cambridge IGCSE Mathematics 0580 · Paper 32 (Core) · Calculator · 15 marks

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The question, in short

Use a bar chart of goals per month for five months to complete and compare values, then work out shop opening time, change from $50, ticket costs, a senior-ticket percentage and a game's end time.

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

Part (ai) · 1 mark

February had 12 goals; add this bar to the chart.

  1. 1Draw the Feb bar up to 12

AnswerBar to 12

Part (aii) · 1 mark

State how many more goals January had than October.

  1. 1January 17 − October 6 = 11

Answer11

Part (b) · 1 mark

Work out the spread of the monthly goal totals.

  1. 1Highest = 20 (Dec), lowest = 6 (Oct)
  2. 2Range = 20 − 6 = 14

Answer14

Part (ci) · 3 marks

Shop opens 09 00 to 17 15, Monday to Friday; find the weekly opening duration in hours and minutes.

  1. 109 00 to 17 15 = 8 h 15 min per day
  2. 25 × 8 h 15 min = 40 h 75 min
  3. 3= 41 h 15 min

Answer41 h 15 min

Part (cii) · 2 marks

Shirt $36 and scarf $12.25 paid with $50; find the change.

  1. 136 + 12.25 = 48.25
  2. 2Change = 50 − 48.25 = $1.75

Answer1.75

Part (di) · 3 marks

Find the total cost of 150 adult, 70 child and 30 senior tickets at $35, $20 and $25.

  1. 135 × 150 + 20 × 70 + 25 × 30
  2. 2= 5250 + 1400 + 750 = $7400

Answer7400

Part (dii) · 2 marks

Find the senior tickets as a percentage of all 250 tickets.

  1. 1Total tickets = 150 + 70 + 30 = 250
  2. 230/250 × 100 = 12%

Answer12

Part (e) · 2 marks

Game starts 15 00, lasts 90 minutes with a 15-minute break; find the finishing time.

  1. 190 + 15 = 105 minutes = 1 h 45 min
  2. 215 00 + 1 h 45 min = 16 45

Answer1645 or 4.45 pm

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Also searched as: 0580/32/O/N/23 · 0580_w23_qp_32 · 0580 w23 32 · question 1.
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