4MA1/1HR Jun 2022, Question 8: Compound Interest
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 1HR (Higher) · Calculator · 3 marks
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The question, in short
Calculate the value of a $18 000 car after depreciating 15% per year for 4 years, rounded to the nearest dollar.
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Solution · 3 marks
- 118000 × 0.85 = 15300
- 215300 × 0.85 = 13005
- 313005 × 0.85 = 11054.25
- 411054.25 × 0.85 = 9396.1125
- 59396.1125 ≈ 9396
Answer9396
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