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.
[[31, -48, 2], [-10, 2], [50, -15, -44, -32], [-11, -3, 43], [13, 34], [-41, -28], [-3, 8]]