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.
[[-154, 7, -184, -33, 12, 15, 79], [-93, 56, -98, -134], [-47, -2, -1, -78], [-23, -55, 85], [36, -36, 69, 89], [-190, -46, -93, -121, 61], [-145, -172, -95, -160, -62], [31, -170]]