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.
[[10, -149, -47, 51, 72, 21, -113], [41, -39], [13, -39, -79, -154, 48, -50], [95, 30, -140, -29, -67, -37]]