What has happened to production? The Dulac Box plant produces 500 cypress packing boxes in two 10-hour shifts. Due to higher demand, they have decided to operate three 8-hour shifts instead. They are now able to produce 600 boxes per day.
A. It has increased by 50 sets/shift. B. It has increased by 37.5 sets/HR. C. It has increased by 20%. D. It has decreased by 8.3%. E. It has decreased by 9.1%.