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.
[[-33, 29, 42, 19], [14, -6, -9, 34], [-27, 50], [42, -6], [33, -34, 0], [-13, -46, 43], [38, -21, 15, 30], [-4, 34, -38, 8], [-18, -15, -19, -37], [21, -31]]