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.
[[-15, -49, -157, 84, -84], [-74, -48], [51, -87], [91, -83, -169], [66, -157, -181, 14, -70, -99, 6]]