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.
[[-34, -12], [-2, 20], [35, 41, -17, -34, 42], [-31, -30, -13, -45], [11, 31], [-6, 8, -33, -41], [49, -4], [-2, 15, 42, 7], [12, 36, -13, -35, 37], [-12, 40]]