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.
[[15, -119, 52, 53, 87, -144], [12, -90, -4, -33], [-5, 87, -161], [-161, -118, 6, -110], [46, -48, 32], [-154, -71, -197]]