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: [[-4, 7, -18], [12, 10], [-28, 15, -3], [-8, 39, 30], [13, -38, 49, -20], [38, 9, 50, 3, -18], [20, 3, -47, 24]]

[504, 120, 1260, -9360, 484120, -923400, -67680]