Study with Quizlet and memorise flashcards containing terms like Total Revenue, Total Costs, Profit and others. Study with Quizlet and memorise flashcards containing terms like total costs, total revenue, gross profit and others.Let's work through some of the trickiest types of calculation questions that have come up on GCSE business paper one. The document provides a list of formulas that may appear in Edexcel GCSE Business examinations. On Studocu you find all the lecture notes, summaries and study guides you need to pass your exams with better grades. Quickly memorize the terms, phrases and much more. Cram. This video considers the key calculations to revise ahead of your Theme 1 exam for Edexcel GCSE Business 9-1. These are made up of income budgets (from planned sales) and expenditure budgets (from expenditure to achieve sales). Profit budget is income - expenditure. Examiner Tips and Tricks.