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.
[[34, 29], [8, 45, -42], [41, 11, 12, 39], [19, -15, -20, 18, 31], [32, 17, 24, 38, -24], [46, -9, 49, 29, 15], [28, 6, 48]]