How do I find productivity activity?

1. Awesome Awnings operates a single eight-hour shift five days per week. Workers have a 60 minute paid lunch period and two 20-minute breaks each day. During the most recent week, 300 awnings were framed, with 50 requiring rework and 12 being scrapped, 288 awnings were moved from framing to the next process. Each frame requires 3 minutes of labor time Reworking frames takes on average the same amount of time as the initial process. A single worker in the framing process set up the framer for different model frames eight times, averaging 45 minutes per setup. The worker also spent one hour in meetings and administrative activities during the week, two hours on preventive maintenance, and 30 minutes cleaning the work area. A) Total time used in productive activity for the worker for the week was ... A) 12.2 hours B) 14.4 hours C) 16.6 hours D) 13.8 hours B) Total time used in non-productive activity for the worker for the week was A) 12.6 hours B) 14.1 hours C) 11.7 hours D) 20.33 hours C) Available but unused time for the worker for the week was ... A) 4.2 hours B) 3.9 hours C) 5.27 hours D) 4.7 hours