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, 49, 43, 12], [-35, -28, 27, -39, -22], [-37, 8, 27], [-40, -47], [40, 44, 28], [-46, 14, 1], [33, -19, -37], [39, 39], [-21, 44, 10, 1]]