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.
[[-5, 47, 11], [-48, 29, 38, 7, 38], [2, -35], [-2, 16, 33, 28]]