Definition: 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.
Input: [[22, 14, 44, 31], [-7, -29], [-34, 29, -25], [-12, -31, 42, 25, 20], [40, 19, 6]]

[420112, 203, 24650, 7812000, 4560]