Problem \#3: Use Johnson's rule, develop a processing sequence and calculate the minimum makespan for the jobs given in Table 3A. (16) What is the total processing time of the jobs on machine 1? (a)28(b)23(c)24(d)19 (17) What is the total processing time of the jobs on machine 2? (a)25(b)20(c)27(d)18 (18) At what hour was job R started on machine 2? (a)0(b)2(c)6(d)3 (19) At what hour was job T finished on machine 2? (a) 12 (b) 13 (c) 11 (d) 9 (20) At what hour was job P started on machine 2? (a)13(b)11(c)19(d)15 (21) What was the amount of idle time on machine 2 between the completion of job T and starting of job P? (a)0(b)2(c)8(d)5 (22) At what hour was job P finished on machine 2? (a)11(b)13(c)24(d)19 (23) At what hour was job S started on machine 2 ? (a)23(b)21(c)18(d)26 (24) What was the amount of idle time on machine 2 between the completion of job P and starting of job S ? (a)0(b)3(c)2(d)7 (25) What is the total amount of idle time on machine 2 ? (a) 5 (b)4(c)8 (d) 6