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.
[[-39, 42, -3], [31, -20], [-40, -33, -5, 49], [-24, 39, 2, -19], [-44, 47, -11, 20], [50, 7]]