$10.(15$ points$)$ You are the lead industrial engineer working at Maxi's Machine Shop. Maxi's needs to complete the set of jobs with processing times given below. Maxi's has three machines that can process each of the jobs and a job only has to be processed on any one of the machines. The first machine requires the time value given in the table, the second machine requires two times the time value given in the table, and the third machine requires three times the time value given in the table. $($For example, job A requires $12$ time units on machine $1,24$ time units on machine $2,$ and $36$ time units on machine $3).$ How would you assign the jobs to the machines if the objective is to minimize the makespan?

Please solve it properly in excel, step by step.