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: [[-15, -27, -6, 49], [-34, 29, 36, 46], [16, -3, 46], [-5, 3, 37], [46, 15]]

[-119070, -1632816, -2208, -555, 690]