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: [[-39, 8, -46, -35], [11, 38], [-21, 16, -16], [31, 7, -34]]

[-502320, 418, 5376, -7378]