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.
[[-8, 42, 39, -16], [-38, -9, -47, -31, -3], [-10, 41], [-33, 22, -32, -12], [-11, 23, -2, 24], [-38, 15, -13]]