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: [[16, -3, -40, 28], [-31, 47, 26, 16, 29], [1, 18, 30, 46, -12], [44, 27, 2, 30], [-19, -32, -39], [-12, 33, 37, 37, -42], [13, -10, -1, 22], [-25, 7, 28, -21], [3, -36, 23]]

[53760, -17577248, -298080, 71280, -23712, 22769208, 2860, 102900, -2484]