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.
[[-27, 12, 10, 42], [-7, -20], [10, 11, -50, -4, 0], [-29, -16], [-7, 9, -23, 19], [4, 47], [3, -46, 24], [-28, 19], [-5, -34, -29, 18, -4]]