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: [[38, -40, -11, -12], [43, -46, -7], [41, 49, -3, -47, -9], [-31, -20, 12, -29, -25], [40, -12]]

[-200640, 13846, -2549421, 5394000, -480]