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.
[[-47, -73], [-138, -43, -83], [-57, -119, 38, -70], [90, -46, -31], [40, -111, -140, -168, 13, 28], [-45, -69, 90], [-93, 18, -103, -7], [-7, -72, 2, -41, -40, -44, -97], [-20, -35, 78]]