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, 70], [35, -185, 52, -172, 63, 90], [-32, -50, 28, -166, -153], [-134, -82, -159, -158, -24, -20], [-2, -9, -78, 83, -135, -70]]