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.
[[-11, -141, 64, 82, -12], [82, -23, 57, -112, -108], [-20, 16, -51, 68, -72, -89], [53, 1, -79], [3, -65, -141], [53, -136, -53, -27, -64, -111], [-122, -52, -171, -55]]