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: [[23, 1, -35, -50], [-3, 30], [29, 41, -5], [-19, -43], [17, 48, 10], [-3, 27, -32, -16], [-39, 4]]

[40250, -90, -5945, 817, 8160, -41472, -156]