# Matrix Test Quiz Set 21

### 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 - YETI

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

24, 01, 88, 67

B

20, 30, 98, 24

C

42, 41, 76, 30

D

04, 11, 86, 98

Soln.
Ans: a

Y occurs at: 04 ;14 ;20 ;24 ;42 ;
E occurs at: 01 ;02 ;11 ;30 ;41 ;
T occurs at: 59 ;76 ;86 ;88 ;98 ;
I occurs at: 55 ;67 ;75 ;79 ;85 ;

### 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 - FADE

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

43, 31, 96, 66

B

03, 13, 57, 43

C

02, 33, 58, 13

D

01, 10, 78, 57

Soln.
Ans: a

F occurs at: 01 ;02 ;03 ;34 ;43 ;
A occurs at: 10 ;13 ;31 ;32 ;33 ;
D occurs at: 57 ;58 ;78 ;96 ;98 ;
E occurs at: 59 ;65 ;66 ;67 ;68 ;

### Question 3

The rows and columns of the left matrix have been labelled as 5, 6, 7, 8, 9 and F, G, H, I, J, whereas those of the right matrix are 0, 1, 2, 3, 4 and A, B, C, D, E. Find the correct row-column pairs out of these matrices that decode to the word - M4LC

 5 6 7 8 9 F 0 4 4 2 2 G 4 0 0 0 M H 2 M Q M M I 4 2 Q 4 Q J M 2 Q Q 0
 0 1 2 3 4 A N N C H N B N L L J L C L C H N L D J H J J J E C C H H C
A

G9, G5, C4, C1

B

J5, I5, B2, G9

C

H8, I8, B4, I5

D

H6, F7, C0, B2

Soln.
Ans: a

M occurs at: G9 ;H6 ;H8 ;H9 ;J5 ;
4 occurs at: F6 ;F7 ;G5 ;I5 ;I8 ;
L occurs at: B1 ;B2 ;B4 ;C0 ;C4 ;
C occurs at: A2 ;C1 ;E0 ;E1 ;E4 ;

### Question 4

The rows and columns of the left matrix have been labelled as 5, 6, 7, 8, 9 and H, I, J, K, L, whereas those of the right matrix are 0, 1, 2, 3, 4 and M, N, O, P, Q. Find the correct row-column pairs out of these matrices that decode to the word - LE9X

 5 6 7 8 9 H 7 E W L 7 I L L W E W J 7 7 K L K K L W W K E L E E 7 K K
 0 1 2 3 4 M Z C X Z 1 N 9 9 1 C C O Z C 9 X 1 P C X 9 9 1 Q Z X Z 1 X
A

J8, I8, P2, Q1

B

K5, H6, O2, J8

C

H8, L6, P3, H6

D

I6, L5, N0, O2

Soln.
Ans: a

L occurs at: H8 ;I5 ;I6 ;J8 ;K5 ;
E occurs at: H6 ;I8 ;K9 ;L5 ;L6 ;
9 occurs at: N0 ;N1 ;O2 ;P2 ;P3 ;
X occurs at: M2 ;O3 ;P1 ;Q1 ;Q4 ;

### 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 - GAVE

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

14, 42, 78, 69

B

41, 33, 86, 14

C

43, 40, 67, 33

D

11, 30, 89, 86

Soln.
Ans: a

G occurs at: 01 ;11 ;14 ;41 ;43 ;
A occurs at: 03 ;30 ;33 ;40 ;42 ;
V occurs at: 67 ;78 ;86 ;88 ;89 ;
E occurs at: 55 ;56 ;68 ;69 ;96 ; 