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.
[[64, -132, 76, 27, -57, -106, -53], [-72, -68, 60, -59, -45], [-165, -82, -78, -64, -179, -145], [-62, -146, 32, 91, -151, -187, -87], [-21, 21, 24]]