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.
[[17, -41, -13], [-46, 30], [48, -50], [26, -37], [-17, -14, 16], [42, -28]]