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.
[[-90, -115, -65, -104, -162, -104], [-3, -54, -106, -24, 89, -80], [-189, -86], [-63, -17, -53], [-43, 13, -191, -176, 70]]