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.
[[-47, -17, -22, -34], [11, 27, 39, -38], [31, -37], [-40, -5, -23]]