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: [[-8, 44, 27], [31, 12, -49, 22, 42], [40, 12, 16, -44], [-50, -44, 29]]

[-9504, -16842672, -337920, 63800]