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: [[31, -49, -25, 49, 17], [-2, -25, -9, 16], [10, 16, -39, 31], [-21, 48], [-7, 13, -21, 27], [35, 50, -42], [35, 45, 14, 21, -44]]

[31633175, -7200, -193440, -1008, 51597, -73500, -20374200]