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: [[28, -13], [28, -47, -50, 31, 38], [32, 29], [-45, -44, 12], [0, -50, -50, -37], [-1, 25, -9, 50, 30], [-21, 37, 11], [-20, -41, -14]]

[-364, 77512400, 928, 23760, 0, 337500, -8547, -11480]