Definition: 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.
Input: [[-42, 21, 34, -5], [32, -29, -36, -35], [34, 42, -32, 26, -6], [47, -29, -42], [45, -24], [-12, 12], [-31, 47], [-23, -22, -29]]

[149940, -1169280, 7128576, 57246, -1080, -144, -1457, -14674]