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, 23, 45], [27, 40], [27, -34, 31], [-12, 3, -31], [-37, -50], [-26, -38, 23, 50], [42, -14, 40, -37], [48, 12, -33, 14, -12], [29, -19], [-21, 30, -38]]