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.
[[-25, -6], [29, -36, 13, 9, 8], [6, -4], [-3, -37, -3, 15], [15, -13, 45]]