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.
[[-29, -5, -49], [-4, 0, -33, 8, 18], [46, -48, 39, 5, -29], [-33, -42, 28, -15, -32]]