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.
[[-50, -45, 29], [-3, 33], [37, 1, -33, 29], [-23, 5, 44, -48, -39], [-40, 37, 10]]