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, -18, 38, -15, -22], [-10, 29], [28, 18, -38], [47, 27, -8, 34], [-30, 36], [-32, -30, -42]]