Definition: 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.
Input: [[30, -48], [-39, -14, 31, -9], [15, -45, -47], [47, 10, -50, 50], [-33, -47, -35], [42, 35, 17], [-2, -29, 32, 4, -23], [-37, -4], [-42, -30, 21, 25]]

[-1440, -152334, 31725, -1175000, -54285, 24990, -170752, 148, 661500]