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.
[[-48, 75, 47, 80, -49], [38, 86, -93, -6], [78, -75, -119, -158], [-19, -166], [89, 67, 69], [-90, -57, 66, -38, -118]]