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.
[[-28, 4, -13, 39, -27], [15, -10, -41], [-29, 7], [11, 47], [-31, -2, -32, -38], [-3, 41, 25, 35], [-3, 21], [42, -26, 7, -5], [-34, 6, 41, -15]]