Q.4 A company's budgeted direct labor cost for producing 1,000 units of a product is $30,000. However, the actual direct labor cost incurred was $32,000. Calculate the labor cost variance and identify whether it is favorable or unfavorable. Q.5 Company XYZ is considering two investment projects: - Project A requires an initial investment of $200,000 and generates annual cash flows of $50,000 for five years. - Project B requires an initial investment of $250,000 and generates annual cash flows of $70,000 for five years. Calculate the net present value (NPV) and profitability index (PI) for each project, assuming a discount rate of 10%.