Previous Year Paper

PYST 14: IB Security Assistant (Executive) Official Paper - Logical Ability & Reasoning (Held On: 30 Sept, 2025 Shift 2) (Previous Year Paper)

Held in 2025

20 questions15 minutes

With answers

Free

Paper last updated: 15 October 2026

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Questions & answers

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Question 1

I starts from Point A and drives 5 km towards the north. He then takes a right turn, drives 2 km, turns right and drives 9 km. He then takes a right turn and drives 7 km. He takes a final right turn, drives 4 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (All turns are 90° turns only unless specified.)

AOption (a)
4 km to the west
BOption (b)
5 km to the east
COption (c)
6 km to the north
DOption (d)
5 km to the south

View answer & explanation

Correct answer

5 km to the east

Why this answer is correct

I starts from Point A and drives 5 km towards the north.
He then takes a right turn, drives 2 km, turns right and drives 9 km.
He then takes a right turn and drives 7 km.
He takes a final right turn, drives 4 km and stops at Point P

The Final Diagram,

Hence, the correct answer is "Option 2"

Question 2

Select the pair that follows the same pattern as the one followed by the two pairs given below. Both pairs follow the same pattern.

BHM : DJO

GSN : IUP

AOption (a)
DOT : EPU
BOption (b)
QMH : MIE
COption (c)
UPK : WRM
DOption (d)
AWS : CYZ

View answer & explanation

Correct answer

UPK : WRM

Why this answer is correct

The pattern followed here is:

Hence, the correct answer is "Option 3"

Question 3

Refer to the number and symbol series given below and answer the question that follows. Counting to be done from left to right only. (NOTE: All numbers are single digit numbers only.)

(Left) € * @ % £ 3 8 8 $ @ 8 $ £ 9 £ £ 4 $ % 1 2 © (Right)

How many such numbers are there each of which is immediately preceded by a symbol and also immediately followed by a symbol$?

AOption (a)
4
BOption (b)
2
COption (c)
3
DOption (d)
5

View answer & explanation

Correct answer

Why this answer is correct

Given : (Left) € * @ % £ 3 8 8 $ @ 8 $ £ 9 £ £ 4 $ % 1 2 © (Right)

Required Conditions: Symbol, Number, Symbol

(Left) € * @ % £ 3 8 8 $ @ 8 $ £ 9 £ £ 4 $ % 1 2 © (Right)

Hence, the correct answer is "Option 3"

Question 4

Refer to the given letter, symbol series and answer the question that follows. Counting to be done from left to right only.

(Left) H H % K S = R * ? + C B C # Q N T ^ U (Right)

How many such symbols are there, each of which is immediately preceded by a letter and also immediately followed by a letter?

AOption (a)
Three
BOption (b)
Four
COption (c)
Two
DOption (d)
One

View answer & explanation

Correct answer

Four

Why this answer is correct

Given (Left) H H % K S = R * ? + C B C # Q N T ^ U (Right)

Required Conditions: Letter, Symbol, Letter

(Left) H H % K S = R * ? + C B C # Q N T ^ U (Right)

Hence, the correct answer is "Option 2"

Question 5

P, Q, R, S, T, U and V are sitting in a row, facing north. No one sits to the left of U. Only four people sit between U and R. Only three people sit to the right of V. P sits to the immediate left of S. Q is not an immediate neighbour of V. How many people sit between P and T?

AOption (a)
3
BOption (b)
2
COption (c)
1
DOption (d)
4

View answer & explanation

Correct answer

Why this answer is correct

P, Q, R, S, T, U and V are sitting in a row, facing north.

No one sits to the left of U.
Only four people sit between U and R.
Only three people sit to the right of V.
P sits to the immediate left of S.
Q is not an immediate neighbour of V

The Final Arrangement is ,

Hence, the correct answer is "Option 2"

Question 6

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

Statements:

All furs are rabbits.

All furs are plants.

Conclusions:

(I): Some rabbits are plants.

(II): All plants are furs.

AOption (a)
Neither conclusion (I) nor (II) follows
BOption (b)
Only conclusion (I) follows
COption (c)
Only conclusion (II) follows
DOption (d)
Both conclusions (I) and (II) follow

View answer & explanation

Correct answer

Only conclusion (I) follows

Why this answer is correct

The least possible Venn diagram is as follows:

Conclusions:

(I): Some rabbits are plants.- True (All furs are rabbits.All furs are plants.Some rabbits are plants is True)

(II): All plants are furs.- False (All furs are plants.So,All plants are furs is may be possible but not definite Hence, it is false)

Only conclusion (I) follows.

Hence, the correct answer is "Option 2"

Question 7

If + means -, - means x, x means ÷ and ÷ means +, then what will come in place of the question mark (?) in the following equation?

29 + 14 x 7 ÷ 11 - 9 = ?

AOption (a)
126
BOption (b)
120
COption (c)
130
DOption (d)
110

View answer & explanation

Correct answer

126

Why this answer is correct

Given: 29 + 14 x 7 ÷ 11 - 9 = ?

means -, - means x, x means ÷ and ÷ means +

29 - 14 ÷ 7 + 11 x 9 = ?

29 + 99 - 2= ?

128 - 2 = ?

Hence, the correct answer is "Option 1"

Question 8

What should come in place of the question mark (?) in the given series?

15 22 33 50 71 98 ?

AOption (a)
104
BOption (b)
109
COption (c)
119
DOption (d)
129

View answer & explanation

Correct answer

129

Why this answer is correct

The logic follows here,

Hence, the correct answer is "Option 4"

Question 9

Six people, B, C, D, I, J and K, are sitting around a circular table facing the centre. Only two people sit between B and I when counted from the right of I. K sits to the immediate left of J. I sits to the immediate right of C. Who among the following are the immediate neighbours of D?

AOption (a)
C and B
BOption (b)
K and B
COption (c)
C and J
DOption (d)
J and I

View answer & explanation

Correct answer

C and B

Why this answer is correct

Six people, B, C, D, I, J and K, are sitting around a circular table facing the centre.

Only two people sit between B and I when counted from the right of I.

K sits to the immediate left of J.

I sits to the immediate right of C.

The Final Arrangement is,

Hence, the correct answer is "Option 1"

Question 10

In a certain code language, 'get it right' is written as 'vg ft rg' and 'you were right' is coded as 'uh it ft'. How is 'right' coded in that language?

AOption (a)
ft
BOption (b)
rg
COption (c)
uh
DOption (d)
vg

View answer & explanation

Correct answer

Why this answer is correct

Given : 'get it right' is written as 'vg ft rg' and 'you were right' is coded as 'uh it ft'.

get it right - vg ft rg

you were right - uh it ft

Code for right is ft.

Hence, the correct answer is "Option 1"

Question 11

Statements:

Some chairs are tables.

All tables are furniture.

Conclusions:

(I) Some furniture are chairs.

(II) No furniture is a chair.

AOption (a)
Only conclusion (I) follows.
BOption (b)
Only conclusion (II) follows.
COption (c)
Both conclusions (I) and (II) follow.
DOption (d)
Neither conclusion (I) nor (II) follows.

View answer & explanation

Correct answer

Only conclusion (I) follows.

Why this answer is correct

The least possible Venn diagram is as follows:

Conclusions:

(I) Some furniture are chairs.- True ( Some chairs are tables.All tables are furniture.Hence, it is True)

(II) No furniture is a chair.- False (Some chairs are tables.All tables are furniture.Hence, it is False)

Only conclusion (I) follows.

Hence, the correct answer is "Option 1"

Question 12

In a certain code language,

A + B means 'A is the mother of B',

A - B means 'A is the brother of B',

A x B means 'A is the wife of B',

A % B means 'A is the father of B' and

A # B means 'A is the daughter of B'.

How is C related to R if 'C - V # L x N % T + R'?

AOption (a)
Mother's father
BOption (b)
Brother's son
COption (c)
Sister's son
DOption (d)
Mother's brother

View answer & explanation

Correct answer

Mother's brother

Why this answer is correct

Hence, the correct answer is "Option 4"

Question 13

Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which letter-cluster pair DOES NOT belong to that group?

(Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

AOption (a)
NE - RC
BOption (b)
HU - LR
COption (c)
RG - VD
DOption (d)
ZA - DX

View answer & explanation

Correct answer

NE - RC

Why this answer is correct

The pattern followed here is:

Hence, the correct answer is "Option 1"

Question 14

Each of the digits in the number 8642571 is arranged in ascending order from left to right. What will be the sum of the digits which are fourth from the left and second from the right in the new number thus formed?

AOption (a)
11
BOption (b)
9
COption (c)
12
DOption (d)
13

View answer & explanation

Correct answer

Why this answer is correct

Digits of 8642571 arranged in ascending order:

1, 2, 4, 5, 6, 7, 8

4^th from the left = 5
2^nd from the right = 7

Required sum = 5 + 7 = 12

Hence, the correct answer is "Option 3"

Question 15

Seven boxes, A, B, C, D, E, F and G, are kept one over the other but not necessarily in the same order. Only A is kept above F. Only D is kept between F and C. Only E is kept below B. How many boxes are kept below C?

AOption (a)
3
BOption (b)
1
COption (c)
4
DOption (d)
2

View answer & explanation

Correct answer

Why this answer is correct

Seven boxes, A, B, C, D, E, F and G, are kept one over the other but not necessarily in the same order.

Only A is kept above F.
Only D is kept between F and C.
Only E is kept below B

The Final Arrangement is,

A
F
D
C
G
B
E

Hence, the correct answer is "Option 1"

Question 16

In a certain code language, 'JUST' is coded as '1573' and 'UNIT' is coded as '2164'. How is 'U' coded in that language?

AOption (a)
4
BOption (b)
3
COption (c)
1
DOption (d)
2

View answer & explanation

Correct answer

Why this answer is correct

'JUST' is coded as '1573' and 'UNIT' is coded as '2164

J U S T - 1 5 7 3

U N I T - 2 1 6 4

Code for U is 1.

Hence, the correct answer is "Option 3"

Question 17

A is the daughter of C's sister B. D is the husband of C. E is D's father. How is A related to E?

AOption (a)
Son's wife's mother's sister
BOption (b)
Son's wife's sister
COption (c)
Son's wife's mother
DOption (d)
Son's wife's sister's daughter

View answer & explanation

Correct answer

Son's wife's sister's daughter

Why this answer is correct

Family chart :

Drawing the family tree as per the given information :

Hence, the correct answer is "Option 4"

Question 18

Each of P, Q, R, S, T, U and V has an exam on a different day of the week starting on Monday and ending on Sunday of the same week. V has an exam on Friday. Only two people have an exam between Q and V. Only four people have an exam between R and Q. S has an exam immediately after T. P does not have an exam on Monday. Who has an exam on Sunday?

AOption (a)
U
BOption (b)
R
COption (c)
S
DOption (d)
T

View answer & explanation

Correct answer

Why this answer is correct

Each of P, Q, R, S, T, U and V has an exam on a different day of the week starting on Monday and ending on Sunday of the same week.

V has an exam on Friday.
Only two people have an exam between Q and V.
Only four people have an exam between R and Q.
S has an exam immediately after T.
P does not have an exam on Monday.

The Final Arrangement is,

Mon	U
Tue	Q
Wed	T
Thu	S
Fri	V
Sat	P
Sun	R

Hence, the correct answer is "Option 2"

Question 19

Select the pair that follows the same pattern as the one followed by the two pairs given below. Both pairs follow the same pattern.

ZGR : DLV

NCX : RHB

AOption (a)
JOA : OSG
BOption (b)
LFT : PKX
COption (c)
KYC : PEH
DOption (d)
HME : LSJ

View answer & explanation

Correct answer

LFT : PKX

Why this answer is correct

The pattern followed here is:

Hence, the correct answer is "Option 2"

Question 20

What should come in place of the question mark (?) in the given series?

203 189 170 146 117 ?

AOption (a)
89
BOption (b)
85
COption (c)
91
DOption (d)
83

View answer & explanation

Correct answer

Why this answer is correct

The logic follows here,

Hence, the correct answer is "Option d"

20 questions in the full paper

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