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: [[-3, 31, 13, 43, 10], [47, -41, 41], [-12, 45], [-23, 48, 18, 18], [-35, -28], [24, -41, -49, -22], [3, -40, -2, 45], [26, -16, 19], [12, -49]]

[-519870, -79007, -540, -357696, 980, -1060752, 10800, -7904, -588]