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: [[18, 48, -5], [-39, -2, -50], [1, -22, -3, -47, 13], [30, 23, -44, 17], [-37, 17, 30, 28], [-21, -17], [-8, -30, -1, -11], [-47, -21, 26, 47, -10]]

[-4320, -3900, -40326, -516120, -528360, 357, 2640, -12061140]