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.
[[48, 44, -41, 22], [32, 50], [-15, -3, 21], [8, 23, 4], [-45, -30], [-21, 7], [47, -9, 17, 0]]