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.
[[-28, 28, -38, -31], [-35, 23, 36, -37, -14], [-37, 47, 42], [-42, -38, 40, 24, -7], [-10, -46, -50], [50, 1, 11], [40, 30, -38, 30], [4, 33, 22, 33, -5]]