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 Coding and Decoding Questions

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Q:

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

1 ÷ 14 x 30 + 20 - 10 = 12

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

Explanation:
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Q:

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

5 + 8 ÷ 40 - 20 x 25 = 6

 

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

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2 21697
Q:

Which of the following interchange of signs would make the equation correct?

5 + 3 x 8 ­ 12 ÷ 4 = 3

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

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2 21647
Q:

In a certain code language , 'PROBLEM' is written as MPERLOB. How will 'PROBLEM' is written as MPERLOB. How will 'NUMBERS' be written in that code?

A) SNUREMB B) SNRUBME
C) SNRUEMB D) SNRUMEB
 
Answer & Explanation Answer: C) SNRUEMB

Explanation:

 123456PROBLE7M⇒716253MPERLO4B

Similarly, 123456NUMBER7S⇒716253SNRUEM4B

 

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106 21576
Q:

If '+' means x, '-' means /, 'x' means + and '/' means -, compute the value of the expression

 

17 + 6 x 13 / 8

A) 100 B) 107
C) 110 D) 109
 
Answer & Explanation Answer: B) 107

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1 21487
Q:

If

4x9=25
7x4=53

then

9x4=?

A) 81 B) 83
C) 85 D) 88
 
Answer & Explanation Answer: C) 85

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4 21265
Q:

If JAGUAR = HCEWYT then ELEPHANT = ?

 

A) CMCFRCLV B) CNCRFCLV
C) CNCFRCLV D) CNCRECLV
 
Answer & Explanation Answer: B) CNCRFCLV

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1 21241
Q:

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

 

17 - 20 ÷ 25 x 6 + 10 = 12

 

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

Explanation:
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2 21203