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.
[[-140, -126, -86, 59, 93, -124], [-137, -5, 33, -128, -98, 81, 22], [75, 59, 17, 87, -171, -155, -68], [-171, 98], [-131, -182], [22, 58, -31, -182, -17]]