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, 48], [15, 8], [43, 23], [-6, 36, -41, -22], [-50, 6, -31], [45, -5, -44, -9], [43, 20, 33], [8, 29], [-12, 48, -2], [11, -31, -12, 40]]

[576, 120, 989, -194832, 9300, -89100, 28380, 232, 1152, 163680]