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.
[[49, 46, 24, 16], [-10, 17, 48, 18], [-12, -14, 0], [23, 8, 31, -7, -37], [-6, -11, -41]]