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.
[[17, 90, -172, 49, -153, 61], [-65, 7, -73, -117], [82, -60]]