Coding and Decoding Questions

Q:

If 'x' means 'addition', '­' means 'division', '/' means 'subtraction' and '+' means 'multiplication', then which of the equation is correct

A) 25+10-­5/10X3=43 B) 25­-10X5+10/3=72
C) 25X10/5+10­-3=12 D) 25/10+5X10/3=18
 
Answer & Explanation Answer: A) 25+10-­5/10X3=43

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Q:

If the code for MOTHER is JRQKBU then what is the code for PRINCIPAL?

A) MRFKZLMXI B) SULQFLSDO
C) MUFQZLMDI D) MRFKZFMXI
 
Answer & Explanation Answer: C) MUFQZLMDI

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Q:

If 8*2 = 3, 14*18 = -2 and 18*2 = 8, then find the value of 14*10 = ?

A) 2 B) -5
C) -2 D) 6
 
Answer & Explanation Answer: A) 2

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Q:

If "*" denotes "added to", "&" denotes "divided by", "@" denotes "multiplied by" and "%" denotes "subtracted from", then 136 & 8 @ 7 % 3 * 7 = ?

A) 143 B) 123
C) 125 D) 140
 
Answer & Explanation Answer: D) 140

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Q:

If, 6x4= 12, 4x12= 24, 12x6= 36 then 6x9= ?

A) 35 B) 24
C) 27 D) 31
 
Answer & Explanation Answer: C) 27

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Q:

If WORK = 7935, ROCK = 3587 and WART = 1945, which digit stands for T?

A) Either 9 or 1 B) Either 8 or 1
C) Either 4 or 5 D) Either 1 or 4
 
Answer & Explanation Answer: D) Either 1 or 4

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Q:

If 9*4 = 26, 4*4 = 16 and 3*6 = 18, then find the value of 5*2 = ?

A) 13 B) 14
C) 17 D) 26
 
Answer & Explanation Answer: B) 14

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Q:

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?

45 x 5 - 24 + 3 ÷ 80 = ?

A) 100 B) 52
C) 1 D) 82
 
Answer & Explanation Answer: C) 1

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