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.
[[13, 15, -20, 47], [46, 16, -47, -28, 8], [-5, -4, 0, -39, -44], [4, 14, 40, 18, -37], [-41, -39, 15, 30, 32], [13, -6, 29, -27, 35], [-33, 10, -3, 4, 30]]