Quantitative Aptitude: Data Interpretation Questions Set 115

Directions(1-5): Study the following table and answer the questions that follow.

1. What is the average invalid votes for village A for the given years(approximate)?
   800
   600
   300
   200
   400
   Option E
   Required average = [250+550+400]/3 = 400

    

2. If total vote polled in village B in year 2000 ,25% polled by females and total valid-female-votes are 1875 then find the number of valid votes polled by males ?
   5110
   5005
   5151
   5725
   5500
   Option D
   Votes polled by females = 25 100 × 8000 = 2000
   Votes polled by males = 6000
   Valid female votes = 1875 Valid male votes = 7600 − 1875
   = 5725

    

3. Total votes of village A in 2000 is what percent of valid votes polled in village C in 2010?
   33%
   44%
   37%
   30%
   41%
   Option C
   Required percentage = 2500/6750 × 100 == 37%

    

4. What is the average of valid votes polled in year 2000?
   4554
   4141
   3850
   4000
   4700
   Option E
   Required average = [2250+7600+4250]/3 = 4700

    

5. Valid votes polled in village C in 2005 is by what percent less than total votes polled in village B in 2000?
   30.9%
   42.5%
   2.82%
   33.3%
   40.1%
   Option B
   Required percentage = [8000−4600]/8000 × 100
   ≈ 42.5%

    

Directions(6-10): Study the following table and answer the questions that follow.
Given line graph shows the number of students appeared from state A and state B in an examination.


6. Number of students appeared from state B in 2009 is about what percent of total students appeared from state A?
   23%
   22%
   29%
   25%
   20%
   Option C
   Required percent = 760/2640 × 100
   = 28.78% == 29%

    

7. What is the difference between the total number of students from state A in 2004 and 2005 together and those of state B in 2008 and 2009 together?
   610
   630
   620
   660
   640
   Option C
   Total students from state A in 2004 and 2005
   = 260 + 320 = 580
   Total students from state B in 2008 and 2009 = 440 + 760 = 1200
   Difference = 1200 − 580 = 620

    

8. What is the difference between average number of students from state A and state B?
   90
   80
   60
   50
   40
   Option B
   Difference = 3120/6 – 2640/6
   = 520 −440 = 80

    

9. If in 2010 the number of students appeared from state A is increase by 10%and those from state B increased by 15% as compared to the number of students from respective states in year 2009,then what is the ratio of number of students from state A and state B in 2010?
   293/435
   211/400
   222/433
   242/437
   241/413
   Option D
   Required ratio = [110×440/100]/[115×760/100] = 484/874 = 242/437

    

10. What is the ratio of number of students appeared in examination from state B in 2004 ,2006 and 2008 to the number of students appeared from state A in 2005,2007 and 2009?
    50/73
    53/68
    51/70
    55/71
    52/73
    Option D
    Required Ratio = [340+320+440]/[320+660+440] = 1100/1420 = 55/71