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: [[30, 8], [-30, 40, -27, 32, 25], [-19, 15], [-7, 48, -39, -2]]

[240, 25920000, -285, -26208]