Unit 3.7.4 - Calculation of revenueFor this section of the Cambridge IGCSE Economics (0455) syllabus, students are required to calculate total revenue (TR) and average revenue (AR). They are also expected to understand the influence of sales on revenue.Recall that total revenue (TR) is the sum of income received by a business from its trading activities. It is calculated by multiplying the unit price (P) of a good or...