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.
[[-3, 7, 28], [-1, -16], [23, 5, -26, -39], [26, -16], [-4, -5], [5, 43, 8, 19], [-5, -42], [33, -31], [-20, 21, 0, -36]]