09 Oct 2020 – Data Interpretation, 1st & 2nd Shift NTA UGC NET JRF Question paper, Answer key

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(1-5)The table below provides data on the number of candidates who appeared (A) and qualified Q) in a test during the years from 2014 to 2019 from five different zones J, K, L, M and N. In accordance with the table, answer the questions:

Year-wise Number of Candidates from Different Zones
Zone J K L
Year A Q A Q A Q
2014 320 250 350 140 380 220
2015 460 340 690 420 690 440
2016 650 490 770 450 590 480
2017 740 570 540 340 720 320
2018 880 480 660 520 860 680
2019 920 560 1060 640 1030 740
Zone M N
Year A Q A Q
2014 420 240 620 260
2015 740 330 620 480
2016 830 560 640 420
2017 930 640 780 620
2018 1140 520 990 690
2019 1420 1140 1180 940

1) The difference between the number of candidates who appeared and qualified in the test from Zone-M in the given period was the second lowest in the year:

(1) 2014
(2) 2016
(3) 2017
(4) 2019

SHOW ANSWER
  Answer 2
Explanation: NA ©navclasses

 

2. What was the average number of candidates who appeared in the test from Zone – N over all the years together?

(1) 810
(2) 815
(3) 825
(4) 805

SHOW ANSWER
  Answer 4
Explanation: 4830/6 ©navclasses

 

3. The total number of candidates who qualified the test in the year 2018 and 2019 together was the second highest in the zone:

(1) J
(2) N
(3) K
(4) L

SHOW ANSWER
  Answer 2
Explanation: NA ©navclasses

 

4. The number of candidates who appeared in the test from Zone – K in the year 2017 was approximately what percentage of the number of candidates who qualified the test from the Zone -L in the year 2019:

(1) 88 %
(2) 83%
(3) 73%
(4) 68 %

SHOW ANSWER
  Answer 3
Explanation: 540/740 x 100= 72.97% ©navclasses

 

5. The ratio of the number of candidates who appeared in the test from the Zone – J in the year 2014 to the number of candidates who qualified the test from the Zone-M in the year 2016 was:

(1) 4:7
(2) 4:9
(3) 9:4
(4) 8:13

SHOW ANSWER
  Answer 1
Explanation: 320/560 ©navclasses

 

(6-10)

Year-wise Oil Import from Countries (in mn tonnes)
Year/Country Saudi Arabia Iran Iraq Nigeria Kuwait Venezuela
2015 28.8 20.5 15.8 11.6 13.9 7.2
2016 29.9 21.8 14.4 10.5 14.8 7.6
2017 27.2 21.2 15 13.2 11.8 7.3
2018 27.4 18.5 17.2 15.9 11.5 10.3
2019 32.6 17.5 24.6 14.2 17.8 9.6

6. What is the approximate percentage of oil import from Iran in the year 2017 with respect to the total oil import from Iran in all the years together?

(1) 20%
(2) 23%
(3) 21%
(4) 25%

SHOW ANSWER
  Answer 3
Explanation: 21.2/ 99.5 x 100 ©navclasses

 

7. What is the ratio of average oil imports from Iraq to that from Venezuela for all the years together?

(1) 14:29
(2) 29:14
(3) 39: 23
(4) 23:39

SHOW ANSWER
  Answer 2
Explanation: 87/5 : 42/5 ©navclasses

 

8. If P and Q are the average oil import from all the countries in the year 2019 and 2017 respectively, then P-Q is approximately equal to:

(1) 3.43 million tonnes
(2) 3.34 million tonnes
(3) 2.43 million tonnes
(4) 2.34 million tones

SHOW ANSWER
  Answer 1
Explanation: Avg of 2019 – 2017= 19.38- 15.95= 3.433 ©navclasses

 

9. What is the approximate average of percentage increase or decrease in oil import from Kuwait over its previous year for the given period?

(1) 4%
(2) 5%
(3) 15%
(4) 21%

SHOW ANSWER
  Answer 4
Explanation: Ignoring sign:
2016=(14.8-13.9)/13.9 x 100 = 6.47
2017=(11.8-14.8)/14.8 x 100= 20.27
2018=(11.5-11.8)/11.8 x 100= 2.54
2019=(17.8-11.5)/11.5 x 100= 52.17
Average= 81.45/4= 20.3625 Approx 21%
©navclasses

 

10. In which of the following years the percentage increase/decrease in oil import from Nigeria over its previous year is the maximum?

(1) 2016
(2) 2018
(3) 2017
(4) 2019

SHOW ANSWER
  Answer 3
Explanation: NA ©navclasses

 

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