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.
[[47, -27, 21, -33], [-39, -8, -13], [7, -35], [3, 21], [-30, 36, -7, 17], [19, -20], [-42, 40, 12, 24, -7], [17, -23, 17], [38, -10, 41], [50, 15, 43]]