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.
[[15, -41, 16, 16], [-27, 11, 18], [43, 6, 2, 49, -10], [-26, 36], [13, -7, -19, 5, -5]]