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.
[[0, 21, -7], [-29, 17, 30, -23], [-16, 3, 0, -7, -22], [27, 15, -34, -13], [19, 49, -28, 18], [39, 39, 12, -36, -48], [-6, 32, -10], [-3, -40]]