Analytical Reasoning Question No. 55
Each of six automated jobs, numbered 1 through 6, takes one full month to complete. No time elapses between the completion of any of the six jobs and the beginning of another job. The group of six jobs must be completed in the shortest possible time period, subject only to the following restrictions:
1. Jobs 1 and 2 must both be completed before any of the other jobs can be begun.
2. Job 3 must be completed before job 4 can be begun.
3. At any one time, no more than one job can be performed, except that jobs 4 and 5 can be performed concurrently.
1. Which of the following jobs could be the second job performed?
(A) 2 (B) 3 (C) 4 (D) 5 (E) 6
2. The shortest possible time period in which the group of six jobs can be completed is:
(A) Two months (B) Three months (C) Four months
(D) Five months (E) Six months
3. Which of the following CANNOT be true of any acceptable ordering of jobs?
(A) Job 1 is performed before job 2.
(B) Job 3 is performed before job 6.
(C) Job 4 is performed before job 6.
(D) Job 5 is performed before job 3.
(E) Job 6 is performed before job 3.
4. If job 6 is performed as early in the order of jobs as is permissible, then job 6 is performed:
(A) first (B) second (C) third (D) fourth (E) fifth
