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.
[[-44, 44, 43, 29], [-10, 11, 37, -21], [31, 25, -43, 5, -19], [40, 13], [-44, 17, -47, -47, 22]]