Paper 1 · Data Interpretation
UGC NET December 2021 June 2022 (22.09.2022) Shift-I
Data
For five classes A–E: total students, number in neither chess nor carrom, and chess:carrom ratio among the rest.
| Class | Total | Neither | Chess:Carrom |
|---|---|---|---|
| A | 420 | 119 | 4:3 |
| B | 330 | 88 | 7:4 |
| C | 240 | 110 | 8:5 |
| D | 125 | 45 | 2:3 |
| E | 390 | 130 | 8:5 |
What is the average of the number of students participating in carrom from D and chess from A?
A110 ✓ Correct
B130
C150
D125
Correct answer: (A) 110 — The answer is 110.
Explanation
★The answer is 110.
★Carrom from D is 3 of 5 of 80, which is 48.
★Chess from A is 4 of 7 of 301, which is 172.
★The sum of these two is 48 plus 172, which is 220.
★The average is 220 divided by 2.
★That equals 110.
★So the answer is 110.
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