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: [[25, -34], [26, -13], [28, 21, 36], [-21, 14], [45, 35, 41], [29, -40, -20]]

[-850, -338, 21168, -294, 64575, 23200]