Howling Corporation is analyzing a capital expenditure that will involve a cash outlay of exist146,000. Estimated net cash flows are expected to be exist30,000 annually for seven years. The estimated annual net income is expected to exist760, 284. The present value factors for an annuity of exist1 for 7 years are: The internal rate of return (IRR) for this investment is: a. 10% b. 8% c. 6% d. 12% An unfavorable efficiency variance may be caused by a. paying workers overtime. b. having workers who recently hired c. higher pay rates required by union contract d. paying workers higher wages than expected The following data is given for the Stringer Company: Actual production 27, 500 units Materials exist6, 50 Standard price per ounce Standard ounces per completed unit 8 ounces Actual ounces purchased and used in production 228.000 Actual price paid for materials exist1, 504, 800 The direct material price variance is: a. exist52,000 Favorable b. exist22, 800 Favorable c. exist52.000 Unfavorable d. exist22.000 Unfavorable