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.
[[-30, 5, 49], [-15, -49], [-5, 4, 4, 36, -23], [-10, -35], [-25, 11, 18, 48, 45], [-28, 31], [17, 49, 50, -17], [-5, 26, 31], [-19, -22, -23, -20], [10, -3, -18]]