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: [[4, 8], [19, 40, -20], [28, -28, -9, -24, -47], [-48, 46, 25, -9], [-31, 47, -27, -49, 2], [-2, -19], [-40, -42, -34, -42, -14], [-41, 47, 4, -25, 48], [50, -34], [29, -41]]

[32, -15200, 7959168, 496800, -3855222, 38, -33586560, 9249600, -1700, -1189]