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.
[[-57, 10, -75, 38, 97, -187, 67], [-71, -68, -166, 14, -68, -38, 83], [-157, -144, -92, 8]]