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.
[[-102, -138], [-122, -189, 63, -135, 97, -141, -103], [-39, 10, 95, 80, -189, -18, -78], [-88, -47, -36, -173], [67, -196, 0], [50, -86, -121, 13, -126, -157]]