Definition: 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.
Input: [[28, 2, -10, -6], [8, -40, 7, -1], [-32, -33, 21, 38, -18], [-39, 18, -4], [40, 16, -26, 11, -20], [-33, 7, 11, -31]]

[3360, 2240, -15168384, 2808, 3660800, 78771]