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.
[[-18, -42, -14, 50], [-5, 40, 34, -49, 49], [-31, 42], [3, -25, -24, 45, -6], [-38, -43, -6, 1]]