what are variable and fixed costs from this

Answer ALL. the questions in this section. 130 MART Question 1 Khumalo Oil Manufacturers plan to produce a new product called Double P and the following information is available. Expected Sales for July 2020 10 000 units at R300 each Expected variable cost for July 2020 Direct materials R20 per unit Direct labour R10 per unit Selling expenses 10% of sales Expected fixed costs for July 2020 Factory expenses R5 160 Administrative expenses R15 000 1.1 1.2 1.3 1.4 Quention Calculate the marginal income per unit Calculate the break even quantity Calculate the break-even value Calculate the marginal income ratio