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.
[[37, 17], [31, 39], [14, 8, -49, -48], [-36, 37, -42], [-45, 0, -15, -18], [48, 28, 48, -12], [-47, -5, 44, 30]]