Question 19 What does a cost variance measure? Not yet answered Marked out of 2.00 P Flag question Select one: O A. the volume discounts companies receive when ordering direct materials in large quantities O B. the difference between the cost the company pays and the cost its competitors pay OC. the change in costs over time O D. how well the business keeps unit costs of material and labor inputs within standards Question 20 Not yet answered Luong Machines Company is evaluating an investment of $1,100,000 which will yield net cash inflows of $197,062 per year for 7 years with no residual value. What is the internal rate of return? Marked out of 2.00 Present value of ordinary annuity of $1: P Flag question 1 2 3 5 6 7 8 9 5% 0.952 1.859 2.723 3.546 4.329 5.076 5.786 6.463 7.108 7.722 6% 0.943 1.833 2.673 3.465 4.212 4.917 5.582 6.21 6.802 7.36 7% 0.935 1.808 2.624 3.387 4.100 4.767 5.389 5.971 6.515 7,024 8% 0.926 1.783 2.577 3.312 3.993 4.623 5.206 5.747 6.247 6.71 Select one: O A. 7% OB.6% C.5% O D.8% Question 21 The efficiency variance measures Not yet answered Marked out of 2.00 P Flag question Select one: O A. the change in quantities used over time O B. how quickly direct materials are processed into finished goods OC. the difference between the quantity used by the company and the quantity used by its competitors O D. how well the business uses its materials or human resources