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.
[[-168, -97, -120, 6], [15, 64, 98, -10], [41, 90], [72, -131], [-14, 10, -184, -12], [-79, -170, -17, -55, -104, -143], [-128, -144, -90], [92, -110, 56, -21]]