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: [[-5, -27, -4, 9], [42, -7, 14, -10], [-18, 48], [26, 21, -49], [15, -34, 28, 19], [2, 37, -44], [33, 14, 9, -15], [-31, 10, -22], [22, -9]]

[-4860, 41160, -864, -26754, -271320, -3256, -62370, 6820, -198]