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: [[-16, -24, -17, 43], [-42, -5, 11, -4, 20], [-29, 36, -10], [-6, -33, 42, 30, -15]]

[-280704, -184800, 10440, -3742200]