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.
[[-37, 48, -50, 46], [-21, 29, 9, -46, 7], [2, -8, -39, -2, 50], [-4, 41, -29, 21], [22, -18, 37, 3, 27], [20, 3, -1], [-31, 35, -47, 27], [15, -30]]