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: [[-3, 28, 36], [44, 28, 46, -46, -20], [-18, 39]]

[-3024, 52138240, -702]