# Matrix Test Quiz Set 13

### Question 1

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 - IDEA

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

12, 34, 79, 68

B

02, 22, 99, 12

C

04, 32, 85, 22

D

31, 42, 59, 99

Soln.
Ans: a

I occurs at: 02 ;04 ;12 ;14 ;31 ;
D occurs at: 03 ;22 ;32 ;34 ;42 ;
E occurs at: 55 ;59 ;79 ;85 ;99 ;
A occurs at: 65 ;67 ;68 ;69 ;96 ;

### Question 2

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 - RAID

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

43, 40, 68, 65

B

33, 32, 69, 43

C

14, 24, 87, 32

D

10, 12, 95, 69

Soln.
Ans: a

R occurs at: 01 ;10 ;14 ;33 ;43 ;
A occurs at: 12 ;24 ;30 ;32 ;40 ;
I occurs at: 57 ;68 ;69 ;87 ;95 ;
D occurs at: 56 ;65 ;89 ;98 ;99 ;

### Question 3

The rows and columns of the left matrix have been labelled as F, G, H, I, J and 5, 6, 7, 8, 9, whereas those of the right matrix are A, B, C, D, E and 0, 1, 2, 3, 4. Find the correct row-column pairs out of these matrices that decode to the word - VF39

 F G H I J 5 F W F D F 6 V F G D V 7 D G G D W 8 G D F G W 9 W V V V W
 A B C D E 0 Y 6 3 9 6 1 6 Y A A A 2 6 A 9 Y Y 3 9 6 3 3 9 4 A 9 Y 3 3
A

9I, 5J, 0C, 4B

B

9H, 5F, 3C, 9I

C

6J, 6G, 4E, 5F

D

9G, 5H, 4D, 3C

Soln.
Ans: a

V occurs at: 6F ;6J ;9G ;9H ;9I ;
F occurs at: 5F ;5H ;5J ;6G ;8H ;
3 occurs at: 0C ;3C ;3D ;4D ;4E ;
9 occurs at: 0D ;2C ;3A ;3E ;4B ;

### Question 4

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 - JEWS

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

02, 34, 58, 68

B

40, 23, 67, 02

C

00, 22, 96, 23

D

44, 24, 87, 67

Soln.
Ans: a

J occurs at: 00 ;02 ;40 ;41 ;44 ;
E occurs at: 03 ;22 ;23 ;24 ;34 ;
W occurs at: 58 ;67 ;79 ;87 ;96 ;
S occurs at: 55 ;68 ;69 ;77 ;78 ;

### 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 - VOTE

 0 1 2 3 4 0 K V B K V 1 A H U W S 2 V O J V Q 3 C O O G O 4 Q O V U J
 5 6 7 8 9 5 E X S E X 6 T K B F E 7 E H Q T P 8 T S A J E 9 T Z Z T Z
A

23, 31, 98, 55

B

04, 21, 85, 23

C

01, 41, 65, 21

D

20, 32, 95, 85

Soln.
Ans: a

V occurs at: 01 ;04 ;20 ;23 ;42 ;
O occurs at: 21 ;31 ;32 ;34 ;41 ;
T occurs at: 65 ;78 ;85 ;95 ;98 ;
E occurs at: 55 ;58 ;69 ;75 ;89 ;