Question 13 — IGCSE 0580 May/June 2023 Paper 21
Cambridge IGCSE Mathematics 0580, Extended tier, non-calculator. Topic: Numbers · Simple and compound interest. Worth 3 marks.
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Question text
13 Anya invests $6000 in an account that pays compound interest at a rate of r % per year.
At the end of 8 years, the account has earned $621.70 in interest.
Calculate the value of r.
r = ................................................ [3]
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