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: [[29, -22, -10, 30], [36, 41, -11], [0, 22, -42], [-9, -10], [-17, -17, -29, 35, 48]]

[191400, -16236, 0, 90, -14080080]