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.
[[28, 43, 3, 43, -48], [23, 4], [33, 17, 48, 49], [25, 16], [-13, 9, -2, 29, -31], [-17, 25, 40, -35, -8], [13, -22, 8]]