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.
[[12, 15, 24, -45], [-31, -7], [9, 49, 44, -13], [28, -33], [25, 3, -12, 43, -23], [-4, 39, 21, -14, -50], [-10, -9, 15, -22, 4], [10, -35, 33, -14, 43]]