Sawaal
339
Q:

(A)  '134' means 'you are well';

(B)  '758' means 'they go home';

(C)  '839' means 'we are home';

Which of the statements can be dispensed with while answering the above question?

A) A only B) B only
C) A or C only D) B or C only

Answer:   A) A only



Explanation:

Justification:      

We can find the code for 'home' from the second and third statements.

For finding the code for 'they', we need the code for 'go' which cannot be determined from the given data.
Clearly, statement A is not necessary.

Subject: Coding and Decoding
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In a certain code language, '-' represents '+', '+' represents 'x', 'x' represents '÷' and '÷' represents '-'. Find out the answer to the following question.


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If PRINTER is $#@*!&#, then INTERPRETER is

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In a certain code, if GREAT is coded as JOEJK then ZEBRA is coded as

A) BCBRA B) BCBAR
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If A means '+', @ means 'x', & means '/' and V means '-', then the value of

 

7 @ 2 V 135 & 5 @ 3 & 9 A 1

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