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.
[[-2, 7, -18, 38, -21], [-3, -16, -50, -7, 7], [-46, -5, -4], [-35, -45, 8, 48, -1], [-9, 0, -35, 0], [-21, -33, 34], [29, -6, 2, -43], [46, 12, 18, -41, 40], [-20, 0]]