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: [[-17, -47, 14, -40], [8, -19], [27, 22, 38, -39, 28]]

[-447440, -152, -24648624]