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

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(1-5) Consider the following table which contains year-wise data of installed Renewable Energy capacity for four countries (X, Y, Z, T) over a period of 5 years from 2015 to 2019.

Year/Country	X	Y	Z	T
2015	10	15	8	12
2016	13	18	10	13
2017	15	20	12	15
2018	20	20	15	18
2019	22	24	20	20

1. Taking all four countries together, what is the overall increase (%) in installed capacity of renewable energy in the year 2019, with reference to 2015?

1. 52.32%
2. 91.11 %
3. 117.32%
4. 121.81 %

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Answer 2
Explanation: 86 – 45 x 100 = 91.11%
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2. Between 2016 to 2017, which country registered maximum growth (%) in installed capacity of Renewable Energy?

1. X
2. Z
3. Y
4.T

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Answer 2
Explanation: x= 15-13 / 13 = 15.38
y= 20-18 / 18 = 11.11
z= 12-10 / 10 = 20
t= 15-13 / 13 = 15.38
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3. In any given year, compared to the previous year, which country(s) registered maximum growth (%)?

1. T
2. Z and Y
3. Y
4. X and Z

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Answer 4
Explanation: X = 22-10 / 10 = 12/10 = 1.2
Y= 24-15 / 15= 0.6
Z= 20-8 / 8 = 1.5
T= 20-12 / 12 = 0.66
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4. Which country registered maximum growth (%) by 2019 with reference to 2015?

1. Z
2.T
3. X
4. Y

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Answer 1
Explanation: Z register maximum growth rate every year
By options Y is constant in between so can not be answer of maximum growth Hence X and Z is answer
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5. For the country ‘Y’, what is the average annual growth (%) of renewable energy capacity?

1. ~10.85 %
2.~12.77 %
3.~13.25 %
4. ~11.65 %

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Answer 2
Explanation: 2016 (18-15)/15 = 20
2017 (20-18)/18= 11.11
2018 (20-20)/20= 0
2019 (22-20)/20= 20
Total =51.11
Avg= 51.11/4= 12.775
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(6-10) The following table embodies the details about the students of the different departments’ AB and C in a university for participating in the blood donation camp.

Participation in Blood Donation Camp – Data

Department	Percentage of girls	Percentage of blood donating girls*	Number of blood donating boys*

A	25	40	48
B	40	50	75
C	30	70	39

6. The number of girls in the department ‘A’ who donated blood is:

1. 32
2. 130
3. 55
4. 48

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Answer 1
Explanation: 48/60 x 100 = 80 total donated
80-48 = girls= 32
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7. The number of students who donated blood in the department ‘C’ is:

1. 39
2. 91
3. 130
4. 169

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8. If 45 boys from the department ‘B’ did not donate blood, then the total number of students in the department ‘B’ is:

1. 120
2. 150
3. 80
4. 200

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9. In case all the girls in the department ‘A’ donated blood, then the number of boys in the department ‘A’ who did not participate in the blood donation camp is:

1. 32
2. 48
3. 60
4. 56

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10. What is the ratio of the number of blood donors in the department ‘A’ compared to the number of blood donors in ‘B’?

1. 1:5
2. 2:5
3. 9:16
4. 8:15

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