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.
[[-35, -31, -3, 28], [36, -49, -23, -6], [13, 18, -6, 10, 15], [-21, 47, 14, -1, -4], [-39, 38]]