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.
[[45, -77], [-168, -120, -25, -63, -119], [-114, -126], [-2, 81, 48], [-150, -4, 0, -148, 18]]