Annual Raises in Your Department Were Determined by a Merit

Multiple Choice

Annual raises in your department were determined by a merit system and have been noted in the following chart. What is the approximate average salary increase in your department?
Employee Original Salary New Salary
John $48,000 $52,000
Jane $54,000 $60,000
Jim $37,000 $47,000
Jill $68,000 $75,000
Jeff $78,000 $89,000

A) 8%
B) 10%
C) 14%
D) 18%