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.
[[9, 10, 32, -18, 28], [50, 36, -42, -34, -21], [-20, -40, -41, 29], [-49, -42, 45], [16, -8], [37, -23, 15], [-44, 11, 29, -37, 15], [-38, 11]]