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Data Interpretation For IBPS Clerk 2016 SET - 3 - Quantitative Aptitude Problems and Solutions

Data Interpretation For IBPS Clerk 2016 SET - 3 - Quantitative Aptitude Problems and Solutions

  • Directions(Q. 1 - 5) : Study the following graph carefully and answer the questions given below it.
    Following graph shows the number of students enrolled and appeared (in hundreds) for an examination
  • 1. What is the approximate percentage decrease in the number of students enrolled from 2010 to 2011? 
   A.) 5%
   B.) 15%
   C.) 12.5%
   D.) 18%

Answer: Option 'C'

Decrement% = (40 - 35)/40 × 100 
= 5/40 × 100 = 12.5%

  • 2. What is the difference between the total number of students enrolled and the total number of students appeared in all the years together?
   A.) 57.5
   B.) 1250
   C.) 5750
   D.) 7550

Answer: Option 'C'

The number of students enrolled
= 242.5 × 100 = 24250
Total number of students appeared 
= 185 × 100 = 18500
Difference = 24250 - 18500 = 5750

  • 3. In how many of the following years was the number of students appeared below the average number of students appeared? 
   A.) one
   B.) two
   C.) three
   D.) four

Answer: Option 'D'

Average appeared 
= (20 + 25 + 30 + 27.5 + 25 + 35 + 22.5)/7 
= 182.50/7 = 26.43

  • 4. What is the respective ratio between the number of students enrolled in 2009 and the number of students appeared in 2011?
   A.) 7 : 11
   B.) 14 : 11
   C.) 9 : 13
   D.) 11 : 14

Answer: Option 'B'

Required Ratio = 35 : 27.5 = 14 : 11

  • 5. In which of the following years was the percentage of students appeared to enrolled minimum? 
   A.) 2010
   B.) 2013
   C.) 2008
   D.) 2009

Answer: Option 'D'

2009



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