Question : Directions: A word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in the two matrices, given below. The columns and rows of Matrix (I) are numbered from 0 to 4 and that of Matrix (II) are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, e.g. J can be represented by 42, 87, etc and N can be represented by 04, 89, etc. Similarly, you have to identify the set for the word EXACT.
Option 1: 01, 42, 00, 88, 02
Option 2: 21, 24, 31, 02, 44
Option 3: 86, 99, 69,13, 68
Option 4: 23, 24, 21, 43, 88
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Correct Answer: 86, 99, 69,13, 68
Solution :
Given:
EXACT
Number representations of each letter –
E→01, 21, 86
X→24, 99
A→00, 69
C→13, 43
T→02, 68, 88
First option:
01, 42, 00, 88, 02; X cannot be represented as 42; C cannot be represented as 88;
Second option:
21, 24, 31, 02, 44; A cannot be represented as 21; C cannot be represented as 02; T cannot be represented as 44.
Third option:
86, 99, 69,13, 68; All the letters of the word EXACT can be represented through this option.
Fourth option:
23, 24, 21, 43, 88; E cannot be represented as 23; A cannot be represented as 21.
So, EXACT can be represented by using the codes 86, 99, 69,13, 68. Hence, the third option is correct.
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