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: [[43, -23], [44, 43], [17, 21, -15], [-6, -27]]

[-989, 1892, -5355, 162]