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.
[[11, -35], [-8, -35, 49], [-36, 35, 6, -25, -29], [-21, -30, -10]]