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.
[[-27, 49, 13], [-48, -39], [-17, 1, -44, -43], [35, -48, 37, 9]]