# Matrix Test Quiz Set 09

### Question 1

The rows and columns of the left matrix have been labelled as 0, 1, 2, 3, 4 and H, I, J, K, L, whereas those of the right matrix are 5, 6, 7, 8, 9 and M, N, O, P, Q. Find the correct row-column pairs out of these matrices that decode to the word - THY4

 0 1 2 3 4 H V H Q V Q I H 6 H T Q J Q 6 H V 6 K T T V T H L V 6 T 6 Q
 5 6 7 8 9 M 1 U S 1 4 N U S U Y U O 4 Y 4 S S P Y 1 1 U Y Q S 4 4 Y 1
A

L2, I2, O6, M9

B

K3, H1, P9, L2

C

I3, J2, N8, H1

D

K1, I0, P5, P9

Soln.
Ans: a

T occurs at: I3 ;K0 ;K1 ;K3 ;L2 ;
H occurs at: H1 ;I0 ;I2 ;J2 ;K4 ;
Y occurs at: N8 ;O6 ;P5 ;P9 ;Q8 ;
4 occurs at: M9 ;O5 ;O7 ;Q6 ;Q7 ;

### Question 2

The rows and columns of the left matrix have been labelled as Q, R, S, T, U and 0, 1, 2, 3, 4, whereas those of the right matrix are L, M, N, O, P and 5, 6, 7, 8, 9. Find the correct row-column pairs out of these matrices that decode to the word - 50SA

 Q R S T U 0 H 5 J H 0 1 H 5 0 5 5 2 J 5 H 0 0 3 J 8 8 8 J 4 8 0 H 8 J
 L M N O P 5 S A S 3 A 6 T T S O O 7 3 3 3 T T 8 A S A 3 O 9 T A O S O
A

2R, 0U, 9O, 8L

B

1R, 2U, 8M, 2R

C

1T, 4R, 6N, 2U

D

1U, 1S, 5N, 8M

Soln.
Ans: a

5 occurs at: 0R ;1R ;1T ;1U ;2R ;
0 occurs at: 0U ;1S ;2T ;2U ;4R ;
S occurs at: 5L ;5N ;6N ;8M ;9O ;
A occurs at: 5M ;5P ;8L ;8N ;9M ;

### Question 3

Two matrices are shown in the figure below. Their rows and columns are labelled as (0,1,2,3,4) and (5,6,7,8,9) in the manner shown. Find the correct row-column pairs out of the following matrices that decode to the word - RACK

 0 1 2 3 4 0 D Z A B P 1 R R R Q A 2 F E Q A I 3 A U R J Z 4 O A V R F
 5 6 7 8 9 5 O C K F K 6 E J F J C 7 C C C K M 8 X X O P M 9 K K N H T
A

43, 41, 69, 78

B

32, 14, 77, 43

C

12, 30, 75, 14

D

10, 02, 56, 77

Soln.
Ans: a

R occurs at: 10 ;11 ;12 ;32 ;43 ;
A occurs at: 02 ;14 ;23 ;30 ;41 ;
C occurs at: 56 ;69 ;75 ;76 ;77 ;
K occurs at: 57 ;59 ;78 ;95 ;96 ;

### Question 4

The rows and columns of the left matrix have been labelled as H, I, J, K, L and 0, 1, 2, 3, 4, whereas those of the right matrix are M, N, O, P, Q and 5, 6, 7, 8, 9. Find the correct row-column pairs out of these matrices that decode to the word - XQA1

 H I J K L 0 Q J V V L 1 X V J Q Q 2 L V V Q X 3 L J X Q J 4 X L L J X
 M N O P Q 5 1 4 M M M 6 1 A A F A 7 A 4 F M F 8 4 A F 1 1 9 F M 4 4 1
A

2L, 1L, 6N, 8P

B

4H, 1K, 6Q, 2L

C

1H, 2K, 8N, 1K

D

4L, 0H, 7M, 6Q

Soln.
Ans: a

X occurs at: 1H ;2L ;3J ;4H ;4L ;
Q occurs at: 0H ;1K ;1L ;2K ;3K ;
A occurs at: 6N ;6O ;6Q ;7M ;8N ;
1 occurs at: 5M ;6M ;8P ;8Q ;9Q ;

### Question 5

Two matrices are shown in the figure below. Their rows and columns are labelled as (0,1,2,3,4) and (5,6,7,8,9) in the manner shown. Find the correct row-column pairs out of the following matrices that decode to the word - DARK

 0 1 2 3 4 0 E E D Y S 1 G A E D A 2 D L A A B 3 D E A I T 4 P N D O J
 5 6 7 8 9 5 K K R K K 6 Y R T R S 7 R K N Y H 8 O J V Z U 9 R I B P T
A

42, 14, 68, 56

B

02, 23, 66, 42

C

20, 22, 95, 23

D

30, 11, 57, 66

Soln.
Ans: a

D occurs at: 02 ;13 ;20 ;30 ;42 ;
A occurs at: 11 ;14 ;22 ;23 ;32 ;
R occurs at: 57 ;66 ;68 ;75 ;95 ;
K occurs at: 55 ;56 ;58 ;59 ;76 ;