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.
[[42, 31, 20], [8, 34, 22, -41, -6], [-9, 6, -16, 14, 50], [17, 39, 28, -47, -16], [37, -39, 8, -44, 21], [2, 5, -45, -36], [33, -5], [15, -18, -41, -44]]