REQUIRED Calculate the following from the information provided below: 3.1.1 Break-even value using the marginal income ratio 3.1.2 Margin of safety (in units) 3.1.3 Break-even quantity if a sales commission of 20% is introduced. INFORMATION Simba (Pty) Ltd manufactures a single product and the following budget has been produced by the management accountant: Sales at R250 per unit Variable costs Fixed manufacturing, administrative and marketing costs All the units produced are expected to be sold. R1 000 000 R600 000 R250 000