Alex invests some money for 3 years in a savings account. She gets 4% per annum compound interest.
Alex has £5680.56 at the end of 3 years, work how much she invested.
Practise Edexcel GCSE Maths Repeated Percentage Change with exam-style questions for Foundation and Higher tier. 56 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.