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, 49, -3, -6, 15], [-6, 20], [38, 49], [11, -11], [-36, -22], [-8, -40], [7, -7], [-13, -17]]