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.
[[98, -189, -65, -125, 48, -83, -9], [-134, -9], [84, 86, -99, -82, -155, -140, -121], [-184, -185, 85, -102, -197, -163, -21], [-69, -136, -143, 57, 100, -166]]