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: [[-18, 2], [18, 11, 45, -4, 30], [22, -24, -3, -19, -15]]

[-36, -1069200, 451440]