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.
[[-132, -93, -110, -47], [83, 63, -54], [-17, -89], [38, -136, -151, -180, -40, -166], [-60, -72, 46, -151, -120]]