Liam invests $800 {\char"24} 800\,$800 for 5 years in a savings account. The account pays simple interest at a rate of 2% per year. Work out the total interest Liam has earned at the end of 5 years.
Practise OCR GCSE Maths Percentages with exam-style questions for Foundation and Higher tier. 76 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers 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.