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.
[[-142, -63, 43, -148, -200, 68], [96, -63, 54, 29, -46, 87], [4, -196, 21, -77, 62, -76, -18], [-149, 32]]