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.
[[8, -20], [-8, 5, 33], [4, -10, 33], [-1, -47, -42, 2, -18], [41, 42, -49, 26, -17]]