Friday, 1 September 2017

Quantitative Aptitude: Simplification Quiz for IBPS RRB, PO, CLERK and other Exams Set-1



Q.1 ?% of 200÷√2401×2 = (46% of 750+√256-√324) ÷?% of 16807
A. 25
B. 5
C. 125
D. 50
E. None of these

Q.2 √1156÷221×√289 – 114+204×3÷2 = ?+146.61 
A. 40
B. 41
C. 46
D. 42
E. 48

Q.3 ?×√961÷√784 = ∛1728×2×93×√49÷?÷√64
A. 45
B. 50
C. 42
D. 56
E. None of these

Q.4 ?% of 350+20×1.5-33 = 32
A. 10
B. 11
C. 12
D. 13
E. 14

Q.5




A. 1
B. 28/15
C. 27/30
D. 29/30
E. None of these

Answers:

Ans. 1. B.
Ans. 2. E.
Ans. 3. C.
Ans. 4. A.
Ans. 5. D.

Explanation:

1. 
?% of 200÷√2401
×2 = (46% of 750+√256-√324) ÷?% of 16807
?×2÷49×2 = (345+16-18) ÷?% of 16807
?×2÷49×2 = 343 ÷?% of 16807
?×2×?% of 16807×2= 343×49
?×= 343×49÷16807×100÷2÷2
?×? = 25
? = 5

2. √1156÷221×√289 – 114+204×3÷2 = ?+146.61
34
÷221×17 - 114+306 = ?+146.61
2.61+192 = ?+146.61
2.61+192-146.61?
? = 48

3. ?×√961÷√784 = ∛1728×2×93×√49÷?÷√64
?×31÷28 = 12×2×93×7÷?÷8
?×?= 12×2×93×7÷8÷31×28
?×? = 1764
? = 42

4. ?% of 350+20×1.5-33 = 32
?×3.5+30-33 = 32
?×3.5 = 32+3
?×3.5 = 35
? = 10

5. 

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