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, 16], [29, -10, 21], [31, -18], [2, -12], [1, 42, -2, -13, 30], [20, 0, 17, 10], [-3, -50], [44, 42, 36, -4]]