Study the following table carefully to answer the given questions.
Data regarding number of candidates appearing for Civil Services (CS) and Engineering Services (ES) Examinations in the years 2007, 2008, 2009, 2010 in the country XYZ
What is the difference between the average number of candidates who appeared for CS in the year 2007 and 2008 together and average number of candidates who appeared for ES in the same years together ?
the average number of candidates who appeared for CS in the year 2007 and 2008 = (58,000+60,000)/2 = 1,18,000/2= 59
the average number of candidates who appeared for CS in the year 2007 and 2008 = (30,000+36,000)/2 = 66,000/2= 33
Difference = 59,000-33,000 = 26,000
Option C is the correct answer.
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