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.
[[-60, -15, -145, -17, -184, -199], [-146, -105, 64, -192, -170, 17, 69]]