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: [[-12, 50, 4], [-23, 31], [18, -6, 40, 26], [5, -16], [-30, 47, 0], [-17, 48, 14], [-22, -37, -16], [36, 8, -32, 8, 9], [29, -27, 47]]

[-2400, -713, -112320, -80, 0, -11424, -13024, -663552, -36801]