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.
[[-49, 19, 40], [15, -5, 13], [-42, -7, -40, -25], [-9, 22, -1], [4, 38, -42], [24, 6, 27, 20, 23], [-16, 0], [9, 45, -6, -18]]