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.
[[-42, -24], [23, -42, 44, -33], [47, 28, 23, -5], [-23, 10], [-45, -43, 24], [20, 12, -32, -22], [-45, 32], [13, -39, 11, -2, -3], [18, 1, -7], [3, 21]]