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.
[[8, -33], [-37, 40], [-18, 34, -16, -34, 37], [-36, -3, 10, 50, -11]]