INFORMATION Dynamo Ltd manufactures calculators. The following information was extracted from the budget for the year ended 31 December 2023: Sales volume 20 000 units Selling price per unit R100 Variable manufacturing cost per unit R50 Variable marketing cost per unit 10% of the unit selling price Fixed manufacturing cost R400 000 Fixed administration and marketing costs R200 000 3.2 REQUIRED Calculate the following from the information provided below: 3.2.1 The total variable costs if 12 000 units are sold. (2 marks) 3.2.2 The number of units that must be sold to earn a net profit of R120 000, if the selling price is reduced by 10% and the variable cost per unit determined in question 3.2.1 remains