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.
[[-137, -117, -1, 42, -157], [-170, -105, 37, 62, -31, -118, 49], [-146, 19], [-144, -83], [-63, -159, -14, -135, -56], [-163, -145, -154, -174, -184, -7]]