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.
[[-7, -43, 14, -3, -47], [13, -23], [35, 16, 22], [12, 39], [25, -11, 23, -29, 38], [-31, 0, -5, -20, -18], [33, -17, 1, 25]]