Average flow time (in days) for the above jobs using shortest Processing time rule is

Question

Six jobs arrived in a sequence as given below:                                                               

Job	Completion time
I	4
II	9
III	5
IV	10
V	6
VI	8

      Average flow time (in days) for the above jobs using shortest Processing time rule is

      (a) 20.83                                                             (b) 23.16

      (c) 125.00                                                            (d) 139.00