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: [[28, -31], [-33, -25, -16], [-20, 37, -6], [33, -22], [29, 12, -33, -4], [20, -48, 46, -33, -37], [-3, -14, -40], [-21, 23, 28, -39]]

[-868, -13200, 4440, -726, 45936, -53919360, -1680, 527436]