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, -17], [2, -39, -37], [-30, 15, 30], [-46, 6], [-6, -45], [-29, 21]]

[221, 2886, -13500, -276, 270, -609]