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.
[[-130, -59], [-111, 56, -183, -176], [97, -11, 75], [-54, 88, -80, 30, 64]]