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.
[[-68, -10, -140], [-37, -166, 24, -164, 53, -164, -168], [-63, -8, -42, 40, -184, 13, -120], [-95, 22, -132, -107, -28, 42]]