RRB NTPC · Question 7
The following table shows the number of students who selected four subjects in four colleges VP, DJ, KS and GB.
| Electronics | Computer | Economics | Statistics | |
|---|---|---|---|---|
| VP | 220 | 150 | 200 | 150 |
| DJ | 240 | 125 | 200 | 220 |
| KS | 200 | 130 | 250 | 170 |
| GB | 225 | 150 | 180 | 125 |
Consider the following information and answer the following questions based on it. There is a difference in the number of computer and statistics students A. 210 B. 110 C. 155 D. 275
Show answer & explanation
Answer: (A) B
Explanation
Computer students = 150 + 125 + 130 + 150 = 555. Statistics students = 150 + 220 + 170 + 125 = 665. The difference is 110.