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.
[[30, 5, -36, 10, -37], [45, 40, 44, 35], [40, -42, 11, 18], [-50, -1, -6, -18, -20], [31, -12, 19, -45], [5, -28]]