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: [[49, -7, -10, 26], [-18, -50, 40], [20, 28], [-4, -20], [-43, -28], [-12, 16, 40, 26, -13], [40, -40, -37, -29]]

[89180, 36000, 560, 80, 1204, 2595840, -1716800]