A business makes three products, A, B and C. All three products require the use of two types of machine: cutting machines and assembling machines. Estimates for next year include the following:

Product A B C Selling price (£ per unit) 25 30 18 Sales demand (units) 2,500 3,400 5,100 Material cost (£ per unit) 12 13 10 Variable production cost (£ per unit) 7 4 3 Time required per unit on cutting machines (hours)