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.
[[-171, 21, -65], [-1, 87, -132, 56, -34], [83, -140, 6, -116, -12], [-149, 85, 11, -148, -38, -178, 65], [-81, -116, -176, -37, 63, -152], [-183, -4, 87, -163, 90]]