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: [[13, -15, 22], [-46, -48, -29, -20, -28], [-47, 50, -28, -3], [-29, 20, -47], [-25, -25], [2, 15, -14, 15, -8]]

[-4290, -35857920, -197400, 27260, 625, 50400]