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.
[[-34, -56, -165, -93, -100, -48], [31, -155, -17, -138, -154, -19, -49], [-50, -40]]