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.
[[23, 39, -37], [37, 21], [-37, 8, -16, -8, -38], [21, -4, -28, 12], [-40, 20, 46, -3], [-13, 24, -16], [-41, 4, 41], [-20, 8], [1, -16]]