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.
[[-157, 33, 92, -112, 87], [-77, -145, 21, -112, -120, -109, 100], [0, -103, -165, 54, -189, 83, -197]]