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.
[[-1, -37, 38, -49, 33], [-45, 16, 18, -25], [30, 7, 25], [-45, 9, -45, 40]]