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.
[[47, -3, -41, -25], [38, 42, -1], [49, -50, -31, 2, 38], [-48, 32], [29, 42, 18, 10], [-48, 17, -37], [30, 21], [28, 13, 29], [35, 5, -11, 18], [21, 20, 35, -22]]