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.
[[57, -162, -155, -67], [-127, -161, -75], [-5, -91, -149], [-184, -83, -93, -30], [-31, 56, -16, -51, -80]]