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.
[[-1, 89, 17, -104, 79, -189], [-189, -107, -69, -105, -113], [-167, 29, -146], [-187, -171], [-41, -137, -165]]