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: [[42, -37, 27], [-39, -37], [44, -14, -31], [6, -42, 43], [-30, 1, 41, -13, 38], [-6, -4, 20, -47], [-21, -40, -45]]

[-41958, 1443, 19096, -10836, 607620, -22560, -37800]