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.
[[-30, -22, 15, 7], [-31, 12, 25, -30], [15, 43], [44, -49, -21, 5, 17], [42, -27, -14, 13], [19, 24], [-38, 38], [-16, 28]]