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.
[[-11, -13, 17, -30], [-47, 1, 49, -39, -47], [50, -6], [-49, -42, -49, 11], [12, -6, -19, -26, -20]]