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: [[6, 19, 7], [15, -49], [-42, 15, -40], [45, -46, -34, 35, 19], [50, -48], [-5, -33, -50, -7, -49]]

[798, -735, 25200, 46802700, -2400, -2829750]