GATE Civil 2017 Set 2 | GA | Question: 7

Question

A map shows the elevations of Darjeeling, Gangtok, Kalimpong, Pelling, and Siliguri. Kalimpong is at a lower elevation than Gangtok,  Pelling is at a lower elevation than Gantok. Pelling is at a higher elevation than Siliguri. Darjeeling is at a higher elevation than Gangtok.

Which of the following statement can be inferred from the paragraph above?

1. Pelling is at a higher elevation than Kalimpong
2. Kalimpong is at a lower elevation than Darjeeling
3. Kalimpong is at a higher elevation than Siliguri
4. Siliguri is at a lower elevation than Gangtok

• A. Only ii
• B. Only ii and iii
• C. Only ii and iv
• D. Only iii and iv

Answer 1

Using fist letter to denote the cities, we can arrange them in the order of elevations as ($,$ means order is not sure)

$\{\{S < P\}, K\}<G < D$

So, options (ii) and (iv) can be concluded whereas we are not sure about (i) and (iii).

Correct Option: C.

Comments

1. Pelling is at a higher elevation than Kalimpong $\implies\text{False}$
2. Kalimpong is at a lower elevation than Darjeeling $\implies\textbf{True}$
3. Kalimpong is at a higher elevation than Siliguri$\implies \text{False}$
4. Siliguri is at a lower elevation than Gangtok$\implies \textbf{True}$