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.
[[14, -20, -24], [-39, -34, -10, 36], [-50, 5, 29, -36], [-36, 50], [19, -10, -36, -16], [-34, -9], [-10, 17], [2, 48, 20, 31, 19]]