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.
[[10, -18], [-48, 17, -26, 10, -17], [5, 20, 39], [31, -37, 35, 10, 48], [-49, -34, -9, -7], [-3, 9, -23, 9, 37], [31, 6, 24, 31, -27], [-20, -46, 10, -41], [23, -10, 29, 16, 28]]