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.
[[-5, -147, 0], [53, -118, -38], [-52, 39, 73, -175, 86, 45, -80], [42, -143], [-110, -111, 0, -9, 95, 6, -21], [-57, -31, -76, 26, -108, 44, -89]]