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.
[[9, -48], [12, -9, -43, 5, -49], [27, -7, 19], [2, -13, 33, 11], [13, -20], [18, 12, -16], [18, -40, 17, 38]]