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.
[[-19, 34, 37, 17], [-50, 23, -47, -28], [-15, -28], [-33, 39, -36, 44], [-23, 35, 50, -21, -25], [34, -34, 11, -47], [-47, -19, -47, -49]]