In this task, you are given a list. This list contains many lists of integers. The list is several items written within a []. Your task is to find the maximum number among the members of each inner list. The output should be a list comprised of the maximums with the same order as the internal lists.
[[-63, 1, -174, -196, 28, 42], [-157, -170, 27, -190], [-7, 32, -120, -91, -28, -3, 8], [-21, -43, -194, -186], [-79, -158, -185], [-92, -185, -99]]