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.
[[-44, 31, -50], [33, -32, 48, -21, -42], [-16, -48], [-23, 0, 31], [-44, -34, 21, 1], [19, -39, -30, 29, 40], [7, 1, 38, 15, -30]]