GATE Electrical Engineering (EE) 2021 Solved Papers

Question : 10 of 65

Marks: +1, -0

Seven cars

{P}, {Q}, {R}, {S}, {T}, {U}

and

{V}

are parked in a row not necessarily in that order. The cars

{T}

and

{U}

should be parked next to each other. The cars

{S}

and

{V}

also should be parked next to each other, whereas

P

and

Q

cannot be parked next to each other.

Q

and

S

must be parked next to each other.

R

is parked to the immediate right of

{V} . {T}

is parked to the left of

{U}

. Based on the above statements. the only INCORRECT option given below is:

Solution:

From the given statement,

\Rightarrow

Cars

{S}

and

{V}

are parked together.

\Rightarrow

Cars

Q

and

S

are parked together. First

\Rightarrow

QSV
Second

\Rightarrow

VSQ
Now,

{R}

is parked immediate right of

{V}

.
So, second arrangement is wrong as their

{S}

is parked at immediate right of

{V}

.
Possible arrangement

=

QSVR
As

P

and

Q

are not parked together and parked left to

U

.
So, final arrangement is PTUQSVR or PUTQSVR.
So, from the given options, option

{C}

is the only incorrect statement.

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