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.
[[-145, -86, -50, 81, -101, -47, -57], [-152, 97], [-170, -26], [-150, -41, -95, -139, -154, -57, -157], [57, -118, -37]]