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: [[22, 43, -18, -21], [40, 14, 12], [29, 30, -38], [14, 30], [32, 29, -2], [13, -21, 27, 33, -12], [-31, -19], [20, -47, -8]]

[357588, 6720, -33060, 420, -1856, 2918916, 589, 7520]