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.
[[-5, -40], [15, -25, -10], [-40, 21, 26, 12], [38, 35], [12, -27, -5, -4, -10], [-7, -16, 23, 2, -8], [17, 35, -42], [19, 16, -42, -47], [42, 23, -29, -34, -40], [41, 30, 18, -46]]