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: [[39, 27, -27, -42], [0, -7, -18, -11], [50, -38, -37]]

[1194102, 0, 70300]