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: [[-28, -29, -14, -3], [-5, -6, -12, -21], [11, -27, 35]]

[34104, 7560, -10395]