The following information has been provided for Walsh Corporation: Sales price per unit Variable costs per unit Fixed costs Required: Prepare a cost-volume-profit graph (using units from 10 to 100, in multiples of 10) and identify the following items: 6.1 Total cost line 6.2 6.3 6.4 6.5 6.6 6.7 6.8 R20 R10 R500 Total fixed cost line Total variable cost line Total revenue line. Loss area Profit area Compute the break-even point in units Compute the break-even point in sales rands