Coding and Decoding Questions

Q:

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

 

90 ÷ 10 + 5 - 6 x 4 = 28

 

A) - and + B) ÷ and x
C) x and - D) ÷ and -
 
Answer & Explanation Answer: A) - and +

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Q:

If '+' and 'x' signs as well as '3' and '2' are interchanged, which of the one following is correct?

A) 4 + 2 x 3 = 14 B) 14 + 3 x 2 = 4
C) 4 + 2 x 14 = 3 D) 2 + 3 x 4 = 14
 
Answer & Explanation Answer: A) 4 + 2 x 3 = 14

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Q:

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

 

14 + 8 ÷ 16 - 9 x 12 = 10

 

A) + and ÷ B) - and +
C) + and x D) ÷ and x
 
Answer & Explanation Answer: C) + and x

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Q:

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

 

20 + 12 x 35 - 20 ÷ 10 = 31

 

A) ÷ and - B) + and x
C) + and ÷ D) - and +
 
Answer & Explanation Answer: A) ÷ and -

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Q:

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

 

4 - 10 ÷ 5 x 4 + 12 = 16

 

A) ÷ and - B) + and ÷
C) x and - D) - and +
 
Answer & Explanation Answer: C) x and -

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Q:

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

13 - 14 ÷ 30 x 7 + 15 = 13

A) + and ÷ B) - and +
C) ÷ and x D) x and -
 
Answer & Explanation Answer: A) + and ÷

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Q:

In a certain code language, “PRICE” is written as “GEKTR”. How is “VALUE” written in that code language?

A) FWNCX B) FNWDY
C) DWNCY D) GWNCX
 
Answer & Explanation Answer: D) GWNCX

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Q:

If in a language RAT is coded as "@$&" and HEAD is coded as "%*$#" then THREAD is coded as what ?

A) #$*@%& B) @#%$*&
C) &%@*$# D) &*$%#@
 
Answer & Explanation Answer: C) &%@*$#

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