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: [[-3, 11, -21], [-24, 39], [10, -39, -20, 50], [26, 46], [-45, 25, -1, -42, -9], [-38, -39], [-23, -42, -34, -25, 33], [-50, -27, -38], [38, -14, -31]]

[693, -936, 390000, 1196, 425250, 1482, 27096300, -51300, 16492]