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: [[5, 27], [2, 50], [-20, -23, 10, -1]]

[135, 100, -4600]