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.
[[-39, -31], [-1, -14, -38, 46, 25], [7, 40, -6, 5], [25, 32, 24], [1, 10, 43, -37], [20, 14, 45], [-49, -8, -23, 7], [43, 21]]