l uuuiiOll U1 Burth model to its line of DVDs. This model would be sold to retailers for $375. The variable cost of this unit is $225. The demand for the new Model LX4 is estimated to be 300 units per year. Sixty percent of these unit sales of the new model is expected to come from other models already being manufactured by VCI (10 percent from Model LX1, 30 percent from Model LX2, and 60 percent from Model LX3). VCI will incur a fixed cost of $20,000 to add the new model to the line. Based on the preceding data, should VCI add the new Model LX4 to its line of VCRs? Why? 6. Max Leonard, vice president of Marketing for Dysk Computer, Inc., must decide whether to introduce a midpriced version of the firm's DC6900 personal computer product line-the DC6900-X. The DC6900-X would sell for $3,900, with unit variable costs of $1,800. Projections made by an independent marketing research firm indicate that the DC6900-X would achieve a sales volume of 500,000 units next year, in its first year