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.
[[-160, -130, -189, -108, -65], [-146, 43, 87, -138, -94, 53, -10], [-187, 67, 68, 20, -162, -91, -36]]