Logical reasoning - Quantitative Aptitude (MCQ) questions for Q. 21569

Q.  If “*” is called “+”, “/” is called “*”, “-” is called  “/”, “+” is called “-”. 40/20 – 5 * 10 + 5 = ?
- Published on 06 May 16

a. 170
b. 160
c. 150
d. 175
e. None of these

ANSWER: None of these
 
Given : 40/20 – 5 * 10 + 5 = ?
Substituting the coded symbols for mathematical operations, we get,
40 * 20/5 +10 – 5 = ?
40 * 4 + 10 – 5 = ?
160 + 10 – 5 = ?
170 – 5 = 165

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