A.) WACC corporation has the following information: sales = $ 120,000; cost of goods sold = $42,800; interest=$3,000; depreciation = 4,200; tax rate = 20 percent. What is net income for WACC corporaion?

B.) Mary owns a coffee shop and she is considering to increase the seating capacity of her coffee shop. She projects that tha initial cost will be $14,700. The plan is projected to produce cash inflows of $1,200, $1,900, $4,100 and $10,000 over the next four years, respectively. What is the payback period?