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.
[[-24, -1, 10, 32], [-10, 27], [9, -29, -37], [-30, 38, -7, -21]]