Sarah invests £8000 in an account paying 4% compound interest per annum. James invests £8200 in an account paying 3.5% compound interest per annum.
Work out the difference between the amount of money Sarah has after 6 years and the amount of money James has after 6 years.
163 exam-style questions on Eduqas GCSE Maths Compound Interest and Depreciation. Each one has a worked solution and a mark scheme showing where the marks go.