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: [[21, 49, -48], [0, 20, -26], [40, 2, -49, 1, 1], [47, 25], [-47, 0, -6, -11, 18], [-19, -32, 10], [44, 41, -8, -5], [7, 4], [25, -21]]

[-49392, 0, -3920, 1175, 0, 6080, 72160, 28, -525]