A manufacturer's gross profit margin falls while selling prices are unchanged. What is the most likely explanation?
Cost of sales has risen relative to revenue
Operating expenses have fallen relative to revenue
Average annual profit has risen faster than investment cost
Customer satisfaction has increased without affecting sales
37 exam-style questions on Edexcel GCSE Business 2.4 Making financial decisions, covering 2.4.1a Gross and net profit, 2.4.1b Margins and average rate of return, 2.4.2a Using quantitative business data, 2.4.2b Financial information: understanding performance, and 2.4.2c Financial information: making business decisions. Each one has a worked solution and a mark scheme showing where the marks go.