Study Ledge employees part time workers who combine to work a total of 10 hours per day producing study packets. The labor cost for these worked is $8 per hour. Last semester, the workers combined to produce 650 study packets per work day. This semester they have leased a faster printer which is estimated to cost an additional $20/hour when being used to print packages and is expected to increase labor productivity by 40%. What is the new labor productivity expected to be? 65 packets per hour O 4.5 packets per $ O 73.5 packets per hour O 91 packets/hour 9.1 packets per $ OF. None of the other answers are correct to within 1 unit