Elena wants to invest £15,000 for three years. She can choose between Account X and Account Y.
0.8% compound interest per annum
1.2% compound interest in the first year 0.6% compound interest for each extra year
Which account will give Elena the most interest after three years? You must show your working.
163 exam-style questions on WJEC GCSE Maths Compound Interest and Depreciation. Each one has a worked solution and a mark scheme showing where the marks go.