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.
[[-28, 39], [24, 7, 13, -41, 14], [-44, 13, -17, 42], [34, -42], [46, 16, -22, -50], [12, 13, -47]]