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.
[[35, 43, -49, 33, -20], [0, -14, 37], [11, -6, -4, -29], [-20, 26, 42, -36]]