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, -46, -42, 9, -9], [13, -48], [-13, 11, 35, 38, -32], [-11, -16, 48], [-47, -9, 46], [-48, 18, 40, 21]]