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.
[[15, -38, -26, 17], [-45, 16, -5, -47], [-39, -31], [37, -29], [14, -35], [43, -14, 6, 5], [-16, 40], [-47, -16, -23, 28], [8, 36, -36]]