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.
[[40, -46, -44, -4, 46], [-6, -41, 9, -30, -46], [8, -46], [9, -31, 36, -37], [50, -36], [45, -22, 28]]