 # 12 NOV 2020 – Data Interpretation, 1st & 2nd Shift NTA UGC NET JRF Question paper, Answer key

(1-5) Data in respect of demand and production of computers of five companies. A – E are shown in the figure.

1. The demand for computers is less than the production of computers in how many companies?

A. 4
B. 3
C. 1
D. 2

Explanation: In B and C demand is less than production

2. Which company has a minimum demand to production ratio?

1. B
2. C
3. D
4. E

Explanation: In B & D it can be minimum.
B: 300: 900 =0.33 (Min)
D: 600: 1350= 0.44

3. The ratio of the number of companies having more production than demand to that of companies having more demand than production is:

(1) 3:2
(2)1:4
(3) 4:1
(4) 2:3

Explanation: B and C : A, D, E
Ratio: 2: 3

4. The difference between average demand and average production of computers of all companies combined together is:

1. 950
2. 190
3. 180
4. 850

Explanation: Total demand = 5800
Total Prod.= 4850
Diff.= 950, Avg= 950/5= 190

5. The demand of computers of company D is more than that of the demand of the computers of company B by:

1. 1.5 times
2. 2 times
3. 2.5 times
4. 3 times

Explanation: 600/300

(6-10) The following table gives the percentage of total students and also girl students enrolled in five schools (A-E). The total number of students is 4500, while the total number of girl students is 2000.

6. The total number of boys enrolled in schools C, D and E is:

1. 965
2. 1250
3. 1021
4. 1325

Explanation: Total C, D, E=2250; Girls: 1000
Boys= 2250-1000=1250

7. The ratio of number of girls enrolled in school B to that of the number of boys enrolled in D:

1. 1:4
2. 4:1
3. 1:3
4. 3:1

Explanation: Girls in B = 700 Total in D= 675 – 500 girls = 175 boys

8. The number of girls enrolled in B, C and D constitutes what percentage (%) of total number of students in schools?

1. 30%
2. 31%
3. 32%
4. 33%

Explanation: (72% of 2000)= 1440/4500 x 100

9. If 10% of the girls enrolled in C, change their school to E, then what will be the aggregate number of girls then in E?

1. 214
2. 234
3. 274
4. 284

Explanation: Girls in E = 260
Girls in C = 240, 10% = 240; in E = 260+24 = 284

10. The total number of girls enrolled in schools A and B together is:

1. 740
2.760
3. 940
4. 1000

Explanation: (15+35)% of 2000

1. 