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: [[-24, -16, 19, 39], [29, 34], [10, -40], [-24, 40, -43, 21, 34]]

[284544, 986, -400, 29473920]