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.
[[-87, -187, -80, 37, -117, -7, 86], [-154, 45, 75, -121, -169], [94, -39, -191], [-13, 97, -40, 22], [-36, -48, 15, 72, 34, -133, -175]]