Answer:
-4.85%
Step-by-step explanation:
The computation of the change in productivity is shown below:
a b a divided by b
Year Packages Drivers Output
2009 103,000 84 1226.19
2010 112,000 96 1,166.67
Now the change in productivity is
= (1,166.67 - 1226.19) ÷ (1226.19)
= -4.85%