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.
[[49, -5, -29, 34, 45], [-42, 47, -34, 30], [27, -8, -46, 30, 16]]