GATE CSE 2017 Set 2 | Question: GA-3

Question

There are five buildings called $V$, $W$, $X$, $Y$ and $Z$ in a row (not necessarily in that order). $V$ is to the West of $W$. $Z$ is to the East of $X$ and the West of $V$. $W$ is to the West of $Y$. Which is the building in the middle?

• A. $V$
• B. $W$
• C. $X$
• D. $Y$

Answer 1

Ans: A. V

Given order: (West on left)
$VW,\quad XZ, \quad ZV,\quad WY$

Considering them together:
$XZ,\quad ZV \implies  XZV $
$VW, \quad WY\implies  VWY$
$XZV, \quad VWY \implies  XZVWY$

So, $V$ is the building in the middle.

Answer 2

Order is as foloows:

Y   W   V   Z   X

V is in middle.

Answer 3

hope it might help.........

Answer 4

V is in the Middle.