0580/42 Feb/Mar 2025, Question 6: Earnings and Deductions
Cambridge IGCSE Mathematics 0580 · Paper 42 (Extended) · Calculator · 3 marks
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The question, in short
Work out Nisha's total weekly pay when she earns $12 per hour for 40 hours and 30% more for the extra hours, having worked 45.5 hours.
Summarised in our own words. Use the official paper for the exact wording and any diagrams.
Solution · 3 marks
- 1First 40 hours: 12 × 40 = $480
- 2Extra rate = 12 × 1.3 = $15.60 per hour
- 3Extra 5.5 hours: 5.5 × 15.60 = $85.80
- 4Total = 480 + 85.80 = $565.80
Answer565.80
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