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: [[-21, 3, -16], [-27, 42, -15], [-43, 21, 40, 50]]

[1008, 17010, -1806000]