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.
[[-18, -54, -46, -137], [-1, 69, -171, -144], [-130, -15, 23, -175, 71, -2], [29, -79, -164], [97, 85, 38, -8, -198, -37], [-52, 53, 82, 72, 90, -98], [-24, -8]]