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, -14, -46, -48], [18, 35, -1, -38, -42], [-47, -6, -43, 5]]

[340032, -1005480, -60630]