Quantitative Aptitude: Data Interpretation Questions – Set 80

Directions (1 – 5)  : Study the following table carefully and answer the questions given below.
Number of workers in the given six shifts of various factories (Number in thousands)

1. The total number of workers from factory D are approximately what percent of the total number of workers from factory A?
   A) 75%
   B) 66%
   C) 84%
   D) 78%
   E) None
   
   View Answer

   Option C
   Solution:
   D (5.7+6.6+4.9 +5.9+7.3+8)*1000=38400
   A (6+7.5+9+7+8+8.5)*1000=46000
   46000 100
   38400 ?==>84% approx..
2. What is the approximate average number of workers working in various shifts from factory E?
   A) 6900
   B) 7525
   C) 6850
   D) 7316
   E) None
   
   View Answer

   Option D
   Solution:
   (8.2+7.4+6.4+5.9+6.8+9.2) *1000 = 43900
   Avg=43900/6=7316.
3. What is the difference in the total number of workers in various shifts from factory B and total number of workers in various shifts from factory D?
   A) 2600
   B) 2800
   C) 1900
   D) 2500
   E) None
   
   View Answer

   Option B
   Solution:
   B (6.2+6.8+7.4+8+7.2+5.6)*1000=41200
   D (5.7+6.6+4.9 +5.9+7.3+8)*1000=38400
   Difference41200-38400=2800.
4. What is the ratio of the total number of workers from factories A and B working in the shift of 10 P.M to 2 A.M and the total number of workers working in the same shift from factories D and E?
   A) 155:126
   B) 144:137
   C) 152:141
   D) 136:127
   E) None
   
   View Answer

   Option C
   Solution:
   (8+7.2)*1000 : (7.3+6.8)*1000
   15200:14100
   152:141.
5. What is the total of the average number of workers working in the shift of 6 A.M to 10 A.M from all the factories and the average number of workers working in the shift of 6 P.M. to 10 P.M. from all the factories?
   A) 13420
   B) 14560
   C) 13250
   D) 14840
   E) None
   
   View Answer

   Option A
   Solution:
   6A.M to 10A.M [(6+6.2+5.6+5.7+8.2)*1000]/5=31700/5=6340
   6P.M to 10P.M [(7+8+8.6+5.9+5.9)*1000]/5=35400/5=7080
   Total=6340+7080=13420.

Directions (6 – 10) : Study the following pie charts carefully and answer the questions given below.
Distribution of candidates who were enrolled for Bank exam and the candidate who passed the exam in different institutions.

6. What percentage of candidates passed the Exam from institute E out of the total number of candidates enrolled from the same institute?
   A) 85%
   B) 75%
   C) 82%
   D) 70%
   E) None
   
   View Answer

   Option B
   Solution:
   8% of 8550 100
   9% of 5700 ? ==>75%.
   Or
   (9% of 5700 / 8% of 8550)*100 =75%.
7. Which institute has the highest percentage of candidates passed to the candidates enrolled?
   A) C
   B) G
   C) F
   D) B
   E) None
   
   View Answer

   Option A
   Solution:
   A: 22% of 8550 100
   18% of 5700 ? ==>54.55%
   B: 15% of 8550 100
   17% of 5700 ? ==>75.56%
   C: 10% of 8550 100
   13% of 5700 ? ==>86.67%
   D: 17% of 8550 100
   16% of 5700 ? ==>62.75%
   E: 8% of 8550 100
   9% of 5700 ? ==> 75%
   F: 12% of 8550 100
   15% of 5700 ? ==>83.33%
   G: 16% of 8550 100
   12% of 5700 ? ==> 50%
   Institute C is the highest.
8. The number of candidates passed from institutes D and A together exceeds the number of candidates enrolled from institutes E and C together by:
   A) 356
   B) 433
   C) 420
   D) 399
   E) None
   
   View Answer

   Option D
   Solution:
   (16+18)% of 5700 – (10+8)% of 8550
   =34% of 5700 -18% of 8550
   =1938-1539
   =399.
9. What is the percentage of candidates passed to the candidates enrolled for institutes B and C together?
   A) 86%
   B) 84%
   C) 80%
   D) 78%
   E) None
   
   View Answer

   Option C
   Solution:
   (15+10) 25% of 8550 100
   (17+13) 30% of 5700 ?==>80%.
10. What is the ratio of candidates passed to the candidates enrolled from institute A?
    A) 12:7
    B) 6:11
    C) 7:12
    D) 11:6
    E) None
    
    View Answer

    Option B
    Solution:
    18% of 5700 : 22% of 8550
    6:11.

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