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: [[-50, 49, 11], [-41, -24, -40, 49, 18], [-28, -18], [29, -7], [-10, 43, -12, -50, 3]]

[-26950, -34715520, 504, -203, -774000]