Susan has a part-time "cottage industry" producing seasonal plywood yard ornaments for resale at local craft fairs and bazaars. She currently works a total of 5 hours per day to produce 10 ornaments. She thinks that by redesigning the ornaments and switching from use of wood glue to a hot glue gun, she can increase her total production to 25 ornaments per day. What is her new productivity? (Points : 3) 2 ornaments per hour 3 ornaments per hour 4 ornaments per hour 5 ornaments per hour.