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.
[[1, 12, -36, -37, 32], [-34, -39, -41], [-29, 3, -14, 29], [-32, -31, 12, 28], [-42, 48], [36, -28], [-15, -9, 37, -50], [42, -23, 28, -1]]