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, -163, 91, 74, -11, -30, -197], [-55, -146, 3, -187], [31, -111, 49, -80], [-6, -162, 70, -24, -150], [46, 61, -2, 91, 5]]