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.
[[-72, -70], [-2, -181], [-142, -197], [62, -117, -150, 40], [-56, -63, 45, -139, 3, -142]]