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.
[[32, 47, -40], [12, 48, -31], [35, 21], [11, -4, -13], [-3, -23, -35, -8, -12], [3, -7, 9, -43, -42], [-21, 12], [12, 39, 41], [-43, -47]]