Question : Directions: In a certain code language, sand is hot is written as 689 and grains are white sand is written as 4392. What is the code for hot in that code language?
Option 1: 4
Option 2: 6 or 8
Option 3: 9
Option 4: 3
Correct Answer: 6 or 8
Solution :
Given:
1. sand is hot⇒6 8 9 and
2. grains are white sand⇒4 3 9 2.
By comparing all the two coded sentences, we find that –
In statements 1 and 2,
sand
is common and the number
9
is common. So,
sand
is coded as
9
.
In statement 1,
is hot
and
6
and
8
are left.
So, hot can be coded as either 6 or 8 . Hence, the second option is correct.
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