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: [[8, 36, 50, 15, 39], [42, -33, 26, 18, -26], [40, -40, -45], [38, 10, 37, -31, 8], [43, -39, 45], [36, 9, 30, 46, -19], [-28, 45, -39], [-12, 47, -35]]

[8424000, 16864848, 72000, -3486880, -75465, -8495280, 49140, 19740]