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: [[-6, 38], [-16, 0, 47], [-31, 17, 22, 6, 44]]

[-228, 0, -3060816]