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.
[[-21, 20], [-47, -33, -6, -38, 48], [42, 30, -43], [42, 5], [4, 28, -34, -27], [38, -39], [25, -34, 40, -4, -5], [-12, 15, 38]]