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.
[[-41, 10, 15, 28], [25, -33, 29, -35], [-6, -24, -23, 23, 42], [23, -35], [19, 36, 20, 2, 19]]