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.
[[-129, 69, -75, -84, 72, -103], [-48, 83, -119], [-170, 24], [-73, 55, -70], [-191, -133, -67, 7, -102, -172, -119], [29, -51]]