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: [[30, -43, 37, 20], [-17, 47, -12], [4, 39, 46, -31, -27], [11, 19, 18], [-13, -45, 2, 6, -15], [21, 13, 18, 31, -39], [6, -41], [4, 37, -48], [18, -50, -20]]

[-954600, 9588, 6006312, 3762, -105300, -5941026, -246, -7104, 18000]