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.
[[33, 28, -47], [-34, 17, -23], [-42, -30, -29, -41], [42, -12], [31, -3, -1], [-7, 45], [1, -47, -29, 16], [25, -12, -13], [24, -2, -4, -19]]