4. TCO B) Industrial Supply Corporation uses the weighted-average method in its process costing system. Data concerning the first processing department for the most recent month are listed below. Work in process, beginning: Units in beginning work in process inventory 400 Materials costs $ 6,900 Conversion costs $ 2,500 Percent complete for materials 80 % Percent complete for conversion 15 % 5.( TCO D) Topple Company produces a single product. Operating data for the company and its absorption costing income statement for the last year are presented below. Units in beginning inventory 0 Units produced 9,000 Units sold 7,000 Sales $ 100,000 Variable manufacturing costs are $ 4 per unit. Fixed manufacturing overhead totals $ 18,000 for the year. The fixed manufacturing overhead was applied at a rate of $ 2 per unit. Variable selling and administrative expenses were $ 1 per unit sold. Required: Prepare a new income statement for the year using variable costing. Comment on the differences between the absorption costing and the variable costing income statements.( Points: 30) 6.( TCO I)( Ignore income taxes in this problem.) Simpson Beauty Products Corporation is considering the production of a new conditioning shampoo that will require the purchase of new mixing machinery. The machinery will cost $ 700,000, is Required: Part A: What is the net present value of this investment opportunity? Part B: Based on your answer to( a) above, should Simpson go ahead with the new conditioning shampoo?( Points: 30) PART B: Simpson should not go ahead and purchase the shampoo machine since the NPV is negative. 7.( TCO A) The following data( in thousands of dollars) have been taken from the accounting records of Karmana Corporation for the just-completed year.