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.
[[10, -3], [26, -28, 13, 16], [-1, -49], [23, 31, 5], [-18, -26], [44, -41], [-22, -10, -21]]