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: [[-6, -15, -18], [37, -15, 49], [-1, -25], [31, -24, -14], [-35, -33, 41, -46]]

[-1620, -27195, 25, 10416, -2178330]