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.
[[73, -86, -24, -107, 43], [-26, -60, -75, -9, -165], [-134, 87, 97], [100, -87, -94, -163, -189, 87, 85]]