Coding and Decoding Questions

Q:

Acording to a military code, SYSTEM is SYSMET and NEARER is AENRER. What is the code for FRACTION ?

A) CARFTINO B) CARFTION
C) ARFCNOIT D) CARFNOIT
 
Answer & Explanation Answer: D) CARFNOIT

Explanation:

The letter is the first half and the letter half of the word are separately reversed to obtain the code.

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Q:

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

18 x 12 - 6 ÷ 5 + 4 = 35

 

A) + and x B) + and ÷
C) - 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?

 

3 + 4 - 25 ÷ 2 x 12 = 41

 

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

Explanation:
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Q:

Select the correct set of symbols which will fit in the given equation?

 

5 0 3 5 = 20

 

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

Explanation:
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2 37702
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 37514
Q:

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

 

26 - 2 x 30 ÷ 6 + 16 = 20

 

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

Explanation:
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2 37504
Q:

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

 

15 x 4 + 10 - 10 ÷ 14 = 10

 

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

Explanation:
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0 37485
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 -

Explanation:
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