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.
[[31, -27, -14], [-19, 29, 39, -5, -4], [0, 11, -12], [47, -3, -35, 8], [-4, 20], [14, 23, -42, -1, 6], [49, 41, 15], [-40, 45], [-36, 11], [-45, -34, 15, -44]]