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.
[[-169, -29, -151, -64, -172, -110], [-198, -97, -46, 48], [-109, -158, -47]]