The Rosa model of Mohave Corp. is currently manufactured as a very plain umbrella with no decoration. The company is considering changing this product to a much more decorative model by adding a silk-screened design and embellishments. A summary of the expected costs and revenues for Mohave's two options follows Rosa Decorated Umbrella Estimated demand Estimated sales price Estimated manufacturing cost per unit Umbrella $ 8.00 $ 2.50 10,000 units 10,000 units 19.00 Direct materials Direct labor Variable manufacturing overhead Fixed manufacturing overhead $ 5.50 4.00 2.50 1.50 0.50 Unit manufacturing cost Additional dovelopment cost -310000- Required: 1. Determine the increase or decrease in profit if Mohave sells the Rosa Umbrella with the additional decorations Sales Revenue Variable Costs Contribution Margin Additional Development Costs Differential Profit (Loss)