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: [[35, 17, -40, -41, 0], [40, 20, -32, -47], [7, 23, -2, -19, -2], [9, -28], [-4, 42, 9]]

[0, 1203200, -12236, -252, -1512]