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.
[[18, 26, -47], [11, -32, 7, -16], [-20, 15], [21, -11], [24, -28], [-30, 27, -29, -22, 19]]