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: [[-9, -31, 20], [4, 49, -32], [-34, 46, -11, -39], [-10, -47, -49, 25, -14], [20, -46, 6], [-39, -4], [23, 30, -46, 8, -40], [-35, 17, 7], [27, 14, -22, 48], [11, 14, 20, 31, 46]]

[5580, -6272, -670956, 8060500, -5520, 156, 10156800, -4165, -399168, 4392080]