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.
I. Refer to the table and answer the given questions.
Data related to number of candidates appeared and qualified in a competitive exam from 2 states during 5 years.
Year | Andhra Pradesh | Uttar Pradesh | ||
---|---|---|---|---|
Number of Appeared candidates | Percentage of Appeared candidates who qualified | Number of Appeared candidates | Percentage of Appeared candidates who qualified | |
2012 | 450 | 60% | ___ | 30% |
2013 | 600 | 43% | ___ | 45% |
2014 | ___ | 60% | 280 | 60% |
2015 | 480 | 70% | 550 | 50% |
2016 | 380 | ___ | 400 | ___ |
Note: Few values are missing in the table (indicated by __).
A candidate is expected to calculate the missing value, if it is required to answer the given questions on the basis of given data and information.
- Out of the number of qualified candidates from State Andhra Pradesh in 2014, the respective ratio of male and female candidates is 11:7. If the number of female qualified candidates from State Andhra Pradesh in 2014 is 126, what is the number of appeared candidates(both male and female) from State Andhra Pradesh in 2014?
A. 630
B. 510
C. 570
D. 650
E. 540
Answer – E. 540
Explanation :
X — Male candidates
X = 126 * (11/7) = 198
Total Qualified Candidates = 198 + 126 = 324
Total Appeared Candidates = 324 * (100/60) = 540. - Number of Appeared Candidates from State Uttar Pradesh increased by 100% from 2012 to 2013. If the total number of qualified candidates from State uttar Pradesh in 2012 and 2013 together is 408, what is the number of appeared candidates from State Uttar Pradesh in 2012?
A. 380
B. 320
C. 340
D. 360
E. 300
Answer – C. 340
Explanation :
x — Total number of appeared Candidates in 2012
2x — Total number of appeared Candidates in 2013
x*(30/100) + 2x*(45/100) = 408
120x/100 = 408 —> x = 340 - What is the difference between number of qualified candidates from State Andhra Pradesh in 2012 and that in 2013?
A. 12
B. 14
C. 16
D. 18
E. 20
Answer – A. 12
Explanation :
60% of 450 = 270
43% of 600 = 258
Difference – 12 - If the average number of qualified candidates from State Uttar Pradesh in 2014, 2015 and 2016 is 210, what is the number of qualified candidates from state Uttar Pradesh in 2016?
A. 191
B. 195
C. 183
D. 187
E. 179
Answer – D. 187
Explanation :
Average no of qualified students in 2014,2015,2016 = 210
Total no of qualified students in 2014,2015,2016 = 630
Qualified students in 2016 = (630 – (60% Of 280 + 50% Of 550)) = 630 – 443 = 187 - If the respective ratio between number of qualified candidates from State Andhra Pradesh in 2015 and 2016 is 14:9, what is the number of qualified candidates from State Andhra Pradesh in 2016?
A. 252
B. 207
C. 216
D. 234
E. 198
Answer – C. 216
Explanation :
x — Number of qualified candidates in 2016
x = 336*(14/9) = 216
II. Refer to the table and answer the given questions.
Data related to number of employees in 5 different companies in December, 2012
Company | Total number of Employees | Out of total number of employees | ||
---|---|---|---|---|
Percentage of Science Graduates | Percentage of Commerce Graduates | Percentage of Arts Graduates | ||
M | 1050 | 32% | ___ | ___ |
N | 700 | ___ | 31% | 40% |
O | ___ | 30% | 30% | ___ |
P | ___ | ___ | 40% | 20% |
Q | ___ | 35% | 50% | ___ |
I. Employees of the given companies can be categorised only in three types:
Science Graduates, Commerce Graduates and Arts Graduates
II. Few values are missing in the table (indicated by ___). A candidate is expected to calculate the missing value, if it is required to answer the given questions, on the basis of the given data and information.
- What is the difference between the number of Arts graduate employees and Science Graduates employees in Company N?
A. 87
B. 89
C. 77
D. 81
E. 73
Answer – C. 77
Explanation :
Number of Arts graduate employees = 40% of 700 = 280
Number of Science Graduates employees = 29% of 700 = 203
Difference = 280 – 203 = 77 - The Average number of Arts graduate employees and Commerce graduate employees in Company Q was 312. what was the total number of employees in Company Q?
A. 920
B. 960
C. 1120
D. 1040
E. 1080
Answer – B. 960
Explanation :
Average no of Arts graduate employees and Commerce graduate employees in Company Q = 312
Total no of Arts graduate employees and Commerce graduate employees in Company Q = 624
Total number of employees in Company Q = X
X = 624 * (100/65) = 960 - If the respective ratio between the number of Commerce graduate employees and Arts graduate employees in Company M was 10:7, what was the number of Arts graduate employees in M?
A. 294
B. 266
C. 280
D. 308
E. 322
Answer – A. 294
Explanation :
Number of Science Graduate employees = 32% of 1050 = 336
Number of Commerce Graduate employees and Arts graduate employees = 1050 -336 = 714
Number of Arts graduate employees in M = 714 * (7/17) = 294 - Total number of employees in Company N increased by 20% from December 2012 to 2013, If 20% of the total number of employees in Company N in December, 2013 was science graduates, what was the number of Science graduate employees in Company N in December 2013?
A. 294
B. 266
C. 168
D. 252
E. 238
Answer – C. 168
Explanation :
Total number of employees in Company N in 2013 = 840
Science graduate employees in Company N in December 2013 = 20% of 840 = 168 - Total number of employees in Company P was 3 times the total number of employees in Company O. If the difference between number of Arts graduate employees in Company P and that in Company O was 180, what was the total number of employees in Company O?
A. 1200
B. 1440
C. 720
D. 900
E. 1080
Answer – D. 900
Explanation :
Total number of employees in Company P = 3 times the total number of employees in Company O.
40% – 20% = 180
20% = 180
Total number of employees in Company o = 360 * (100/40) = 900