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.
[[25, -27], [14, -4, 24, 16, -45], [-15, 12, 6, -12], [37, 13, 50, 36]]