The following set of 4 jobs is to be processed through 2 work centers. The sequence is first printing, then binding. Processing time at each of the work centers is shown in the following table. Job Printing (hours) Binding (hours)
U 17 5
V 9 11
W 6 12
X 9 8
What is the total time to complete these 4 jobs through both work centers if Johnson's Sequence is employed?
a. 46.
b. 45.
c. 44.
d. 47.

Juan has a retail business selling skateboard supplies he maintains large stockpiles of every item he sells in a warehouse on the outskirts of town he keeps finding that he has to reorder certain supplies all the time but others only once a year how can he solve this problem?

Which one of the following statements is true? ddt does not prevent disease from passing from agricultural animals to humans. cost was a major factor in the united states government's decision to ban ddt. many african governments concluded that the potential long-term health effects of ddt were not as serious as the immediate problem of insect control. ddt cannot accumulate in the fat of animals. the ddt ban in the united states has made it very difficult to control agricultural insect pests.

Gary lives in an area that receives high rainfall and thunderstorms throughout the year. which device would be useful to him to maintain his computer?