Answer:
Increasing percentage = 11.06%.
Step-by-step explanation:
Given : In 2015, Gary earned $25,300. In 2016, he received a raise and earned $28,100.
To find : what would be a good estimate for the percent increase.
Solution : We have given
In 2005 , Gray earned = $25,300.
In 2016, raise and earned = $28,100.
Increasing percentage = .
Increased value = $28,100 -$25,300= $2800.
Increasing percentage = .
Increasing percentage = .
Increasing percentage = 11.06%
Therefore,Increasing percentage = 11.06%.