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.
[[40, 42, 50, -42], [-13, 16, -7, -3, -19], [-25, -13], [-16, 14], [-38, -9, 4, -6], [-19, -21, -13, -42], [12, 47, 38, -49], [29, -2, -41, 23], [-16, 16, 16, 42, 27]]