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.
[[-40, 11, -24, -37, -12], [-12, -9], [-47, 14, -20], [39, 32, -43, -10, 1], [34, -3, -31, 20, -1], [31, -3], [28, 45, -2]]