Definition: In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.
Input: [[40, 40, -26, -50, 13], [-12, 1], [-41, -46, 12], [-43, 31, -16], [4, -6]]

[27040000, -12, 22632, 21328, -24]