Hello Aspirants.
Welcome to Online Quantitative Aptitude section in AffairsCloud.com. Here we are creating question sample From Data Interpretation that is important for all the competitive exams. We have included Some questions that are repeatedly asked in exams.
(Q.no: 1-10). Refer to the table and answer the given questions.
| Year | Number of Candidates Appeared | % of Qualified Candidates | Respective Ratio of qualified male & qualified females |
|---|---|---|---|
| 2001 | __ | __ | 5:3 |
| 2002 | 750 | __ | 5:4 |
| 2003 | 600 | 28% | __ |
| 2004 | __ | 65% | 8:5 |
| 2005 | 1040 | 40% | __ |
- In 2001, 6400 candidates appeared at the exam and 40% of them qualified. In 2005 the ratio between qualified males and females was 3:5. What is the total number of female candidates who qualified in these two years?
A. 1120
B. 1220
C. 1330
D. 1150
E. None of the AboveAnswer – B. 1220
Explanation :
x = Female candidates in 2001
40% of 6400 = 2560
(3/8)x of 2560 = 960
y = Female candidates in 2005
40% of 1040 = 416
y = (5/8)*416 =260
Total = 960 + 260 = 1220 - In 2004, what percent of male candidates did qualify in the exam among all qualified candidates?
A. 51%
B. 61%
C. 55%
D. 56%
E. None of the AboveAnswer – B. 61%
Explanation :
x = percent of qualified male candidates
x = (8/13)*100 = 61% - In 2002, 54% of appeared candidates did qualify. How many female candidates did qualify in the exam?
A. 280
B. 170
C. 180
D. 250
E. 240Answer – C. 180
Explanation :
54% of 750 = 405
x = percent of qualified female candidates
x = (4/9)*405 = 180 - In 2003, a total of 68 male candidates did qualify. What is the respective ratio between males and females who had qualified in 2003?
A. 11:25
B. 19:25
C. 17:25
D. 25:13
E. 13:19Answer – C. 17:25
Explanation :
28% of 600 = 168
Female Candidates = 168 – 68 = 100
68 : 100 => 17:25 - What is the average number of candidates who did not qualify in the exam in the years 2003 and 2005?
A. 576
B. 556
C. 528
D. 546
E. None of the AboveAnswer – C. 528
Explanation :
72% of 600 = 432
60% of 1040 = 624
432 + 624 = 1056 = 1056/2 = 528 - In 2003, if the number of female qualified candidates was 70, what was the respective ratio of number of female qualified candidates and number of male qualified candidates same year?
A. 5:9
B. 7:11
C. 10:11
D. 10:13
E. 5:7Answer – E. 5:7
Explanation :
28% of 600 = 168
Female candidates = 70
Male candidates = 168 – 70 = 98
=> 70:98
=> 5:7 - Number of appeared candidates increased by 20% from 2002 to 2006. If 25% of the appeared candidates qualified in 2006, what was the number of qualified candidates in 2006?
A. 205
B. 225
C. 245
D. 240
E. 230Answer – B. 225
Explanation :
20% of 750 = 150
= 750 + 150 = 900
25% of 900 = 225 - If the average number of qualified candidates in 2002 and 2005 was 433, what percent of appeared candidates qualified in the competitive exam in 2002?
A. 60%
B. 75%
C. 45%
D. 70%
E. 50%Answer – A. 60%
Explanation :
Number of qualified candidates in 2002 and 2005 = 866
2005: 40% of 1040 = 416
866 – 416 = 450
(450/750)*100 = 60% - In 2004, if the difference between number of male qualified candidates and number of female qualified candidates was 120, what was the number of appeared candidates in 2004?
A. 840
B. 800
C. 660
D. 600
E. 720Answer – B. 800
Explanation :
x = qualified candidates; y = Appeared Candidates
(3/13)*x = 120
x = 520
65% of y = 520
y = 800 - In 2001, the respective ratio of number of appeared candidates to qualified candidates was 5:2. Number of female candidates qualified in 2001 constitutes what percent of the number of appeared candidates in the same year?
A. 15%
B. 25%
C. 125%
D. 20%
E. Can not be determinedAnswer – A. 15%
Explanation :
[2x * (3/8) / 5] * 100 = 15%
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