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.
[[-63, -83, -24, 81, -183], [-51, -66, -110, -152, -143], [-87, 19, 53], [-17, -187, -163, 57, -174], [-102, 5, 61], [-81, -11, 24, -166, -38, -130, -108], [-189, 64]]