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.
[[-19, -32, 17, -43], [44, -7, 4, 49, 37], [-40, 29], [11, -38, 47, 14, 7]]