4MA1/1FR Jun 2023, Question 13: Composite Perimeter, Area and Volume
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 1FR (Foundation) · Calculator · 5 marks
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The question, in short
Find the total time to tile an L-shaped garden using 50 cm square tiles at 4 minutes each, giving the result in hours and minutes.
Summarised in our own words. Use the official paper for the exact wording and the diagram.
Solution · 5 marks
- 17.5 × 5 = 37.5
- 28 × (10 − 7.5) = 8 × 2.5 = 20
- 337.5 + 20 = 57.5
- 40.5 × 0.5 = 0.25
- 557.5 ÷ 0.25 = 230
- 6230 × 4 = 920
- 7920 ÷ 60 = 15 hours and 20 minutes
Answer15 hours 20 minutes
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