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.
[[-148, -50, 29, -75], [-95, 44], [-63, -13, -1, -84, -141, 87], [-74, -124], [35, -32, -85, -47]]