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.
[[-15, -42, 40, 37], [31, -23, 3, -35], [32, -45, -28, -10], [-40, 43, 41], [-13, -10, -40, 5], [48, -11, 23, 27], [2, -36], [-7, 7, -40, -43, -18]]