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. I can be represented by 00, 14, etc and N can be represented by 59, 68, etc. Similarly, you have to identify the set for the word ROAD.
Option 1: 67, 96, 56, 57
Option 2: 56, 67, 57, 96
Option 3: 67, 57, 96, 56
Option 4: 96, 67, 56, 57
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Correct Answer: 67, 96, 56, 57
Solution :
Given:
ROAD
Number representations of each letter –
R→58, 67, 76, 85, 99
O→55, 69, 78, 87, 96
A→56, 65, 79, 88, 97
D→57, 66, 75, 89, 98
First option:
67, 96, 56, 57; All the letters of the word ROAD can be represented through this option.
Second option:
56, 67, 57, 96; R, O, A, and D cannot be represented by 56, 67, 57, and 96 respectively.
Third option:
67, 57, 96, 56; O, A, and D cannot be represented by 57, 96, and 56 respectively.
Fourth option:
96, 67, 56, 57; R and O cannot be represented by 96 and 67 respectively.
So, ROAD can be represented using the codes 67, 96, 56, 57. Hence, the first option is correct.
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