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.
[[4, -8, -16, 10], [-3, 7, 18, -4, 25], [36, 37, 19, 8], [44, 35, -15]]