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: [[-40, -37, -27, -7], [-13, -42, -32, -36], [-47, 8, -5, -17], [-39, 48, -39], [35, 42]]

[279720, 628992, -31960, 73008, 1470]