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.
[[23, -30], [2, -29], [-27, -20, 1], [-20, -38], [-45, 46, 21], [-31, -9, -31, -32, 49], [-11, 4, -37, -16]]