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.
[[89, -167, 67, -54, 74, 11], [-27, -48, 22, -13, 82, 32], [-40, -25, -116, -146, -146, 70, 57]]