Wood Dreams makes hand crafted furniture in its retail store

Wood Dreams makes hand crafted furniture in its retail stores. The furniture maker has recently installed a new assembly process, including a nrew sander and polisher. With this new system production has increased to 139 pieces of furniture per day from the previous 48 pieces of furniture per day. The number of defective items per day has dropped from 6 to 2 per day. The production facility operates strictly 8 hours per day. 5 people work daily in the plant. What is the change in productivity of non-defective units for Wood Dreams using the new process? Round to 2 decimal places with NO % i.e. 1.46)

Solution

Considering non-defective units:

Old production for non-defective units = 48 - 6 = 42 units

New production for non defective units = 139 - 2 = 137 units

Change in productivity for non-defective units = (137-42)/42

= 2.2619 = 2.26