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: [[-42, 10, -6, -9], [-31, 27, -21], [27, 24], [-24, 9], [-17, 42, 47, 20], [5, -9], [25, 43], [28, -10, -34, 22, -1]]

[-22680, 17577, 648, -216, -671160, -45, 1075, -209440]