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.
[[-50, -142, -179, -83, -158], [57, -19, 28, -82], [-200, 52, -57, -42, -65, -155], [-142, -127, 98, -175, -7]]