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, 38, 42, 43], [-31, 21, -29, 20], [17, 21, 16], [-39, -38, -39, 39], [2, -31], [2, 16], [-23, -40]]

[1990212, 377580, 5712, -2254122, -62, 32, 920]