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.
[[23, 12, -10], [34, 20, -13, 12, 0], [-47, -49], [24, 33, -40]]