# Matrix Test Quiz Set 27

### 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 - IDLE

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

14, 31, 88, 68

B

04, 34, 96, 14

C

11, 40, 57, 34

D

02, 10, 55, 96

Soln.
Ans: a

I occurs at: 01 ;02 ;04 ;11 ;14 ;
D occurs at: 10 ;13 ;31 ;34 ;40 ;
L occurs at: 55 ;56 ;57 ;88 ;96 ;
E occurs at: 59 ;67 ;68 ;79 ;86 ;

### Question 2

The rows and columns of the left matrix have been labelled as 5, 6, 7, 8, 9 and L, M, N, O, P, whereas those of the right matrix are 0, 1, 2, 3, 4 and Q, R, S, T, U. Find the correct row-column pairs out of these matrices that decode to the word - T90J

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

L6, N6, U4, U3

B

M5, O7, S3, L6

C

O6, O8, R3, O7

D

P6, M9, Q0, S3

Soln.
Ans: a

T occurs at: L6 ;M5 ;N8 ;O6 ;P6 ;
9 occurs at: L5 ;M9 ;N6 ;O7 ;O8 ;
0 occurs at: Q0 ;R3 ;S3 ;S4 ;U4 ;
J occurs at: Q1 ;Q2 ;S2 ;T2 ;U3 ;

### Question 3

The rows and columns of the left matrix have been labelled as 5, 6, 7, 8, 9 and J, K, L, M, N, whereas those of the right matrix are 0, 1, 2, 3, 4 and O, P, Q, R, S. Find the correct row-column pairs out of these matrices that decode to the word - LN91

 5 6 7 8 9 J P N N L F K F P L L N L Q Q F F P M L L N F P N Q N P Q Q
 0 1 2 3 4 O 7 9 K 1 W P 1 W K 9 9 Q W K 7 1 K R 7 1 9 7 W S K 1 9 7 W
A

M6, J7, O1, S1

B

J8, M7, S2, M6

C

M5, N6, P4, M7

D

K8, J6, P3, S2

Soln.
Ans: a

L occurs at: J8 ;K7 ;K8 ;M5 ;M6 ;
N occurs at: J6 ;J7 ;K9 ;M7 ;N6 ;
9 occurs at: O1 ;P3 ;P4 ;R2 ;S2 ;
1 occurs at: O3 ;P0 ;Q3 ;R1 ;S1 ;

### 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 - INCH

 0 1 2 3 4 0 I N I Q Q 1 I N Y N J 2 Z Q D N S 3 I W R Q X 4 U R N Z I
 5 6 7 8 9 5 B H B Z H 6 C C M H W 7 H D C C Z 8 B C M Q G 9 H D J R S
A

10, 42, 77, 59

B

00, 01, 66, 10

C

02, 13, 78, 01

D

44, 11, 86, 66

Soln.
Ans: a

I occurs at: 00 ;02 ;10 ;30 ;44 ;
N occurs at: 01 ;11 ;13 ;23 ;42 ;
C occurs at: 65 ;66 ;77 ;78 ;86 ;
H occurs at: 56 ;59 ;68 ;75 ;95 ;

### Question 5

The rows and columns of the left matrix have been labelled as 0, 1, 2, 3, 4 and J, K, L, M, N, whereas those of the right matrix are 5, 6, 7, 8, 9 and O, P, Q, R, S. Find the correct row-column pairs out of these matrices that decode to the word - B4MW

 0 1 2 3 4 J 9 9 4 B C K F 4 B 9 B L C 9 F B C M 9 F 4 F 4 N B C C F 4
 5 6 7 8 9 O W 1 M N W P M N M 1 P Q N P W W 1 R P M N W P S M N 1 P 1
A

N0, J2, P5, O9

B

L3, K1, P7, N0

C

J3, M2, S5, K1

D

K2, M4, O7, P7

Soln.
Ans: a

B occurs at: J3 ;K2 ;K4 ;L3 ;N0 ;
4 occurs at: J2 ;K1 ;M2 ;M4 ;N4 ;
M occurs at: O7 ;P5 ;P7 ;R6 ;S5 ;
W occurs at: O5 ;O9 ;Q7 ;Q8 ;R8 ;