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: [[11, -40], [1, 48, 22, 39, -36], [-21, -24, 42, -37, 18], [15, -41], [15, 14, 46]]

[-440, -1482624, -14097888, -615, 9660]