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.
[[-107, -34, 57, -138, 12, 43, -153], [69, -110], [76, 56, 89, 89, -29, -199], [51, 15, 25, -14, -145], [63, -75]]