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a-b) Using Johnson's rule for 2-machine scheduling, the The following set of seven jobs is to be processed sequence is: through two work centers at George Heinrich's printing company. The sequence is first printing, then binding. Processing time at each of the work centers is shown in the following table: c) For the schedule developed using Johnson's rule, the total length of time taken to complete the seven printing and binding jobs (including binding) =60 hours (enter your response as a whole number). d) The idle time in the binding shop based on the sequence developed using Johnson's rule = hour(s) (enter your response as a whole number). e) By splitting Job U in half, the binding machine's idle time would be cut by 0 hour(s) (enter your response rounded to one decimal place)