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: [[-10, -6], [-24, -39, 40, 32], [45, 16, 7], [47, -10, 29, -43, 49]]

[60, 1198080, 5040, 28718410]