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.
[[-143, 55, -29, -193, -49, 10, -99], [73, 11], [-33, 17, -108, -116, -39, 18], [-93, 59, -107], [-39, 15], [90, 79, 33, 86], [56, -142, -130, -141, 74]]