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: [[-45, -20, 25, 25, -3], [-10, 42], [8, 32, -18]]

[-1687500, -420, -4608]