quence: Four jobs, A, B, C, and D have to be done on four machines, M1, M2, M3, and M4 in the operation sequence as given below. Draw Gantt charts showing the scheduling of these jobs based on: (a) Shortest Processing Time. (b) Least Slack. Determine average time per job, number of jobs late, and maximum lateness. Jobs Operations Due Date 1 2 3 4 machines -- hours A M1 - 2 M3 - 4 M2 - 3 M4 - 6 18 B M1 - 4 M2 - 3 M3 - 4 12 C M2 - 4 M3 - 5 M4 - 3 16 D M4 - 2 M1 - 3 M3 - 5 14 M1 M2 M3 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 Shortest Pro

Which of the following is one of the advantages primarily associated with a performance appraisal? (a) it protects employees against discrimination on the basis of race. (b) it motivates employees to work on their shortcomings. (c) it encourages employees to play the role of the whistle-blower. (d) it accurately measures the resources of the firm.

Read the following paragraph, and choose the best revision for one of its sentences. dr. blake is retiring at the end of the month. there will be an unoccupied office upon his departure, and it is big in size. because every other office is occupied, we should convert dr. blake’s office into a lounge. it is absolutely essential that this issue is discussed at the next staff meeting. (a) because every other office is occupied, it’s recommended that we should convert dr. blake’s office into a lounge. (b) because every other office is filled, we should convert dr. blake’s office into a lounge.

As sales exceed the break‑even point, a high contribution‑margin percentage (a) increases profits faster than does a low contribution-margin percentage (b) increases profits at the same rate as a low contribution-margin percentage (c) decreases profits at the same rate as a low contribution-margin percentage (d) increases profits slower than does a low contribution-margin percentage