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: [[1, -29, 42], [-50, 20, -10, -6], [13, 5], [-43, -13], [-20, -3], [35, -15, 50, -23, 7]]

[-1218, -60000, 65, 559, 60, 4226250]