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.
[[-39, 28, 46], [-36, 15, -47, 46, -19], [-33, -29], [-3, 15, -46, -39], [3, 47], [-48, -44, -41, 12], [-1, 50], [-12, 28], [5, -37]]