Aptitude and Reasoning Questions

Q:

If x - 1/x = 1 then what is the value of 1x1x-1-1x+1+1x2+1-1x2-1?

A) ±√5 B) 2/5
C) ±2/√5 D) ±√5/2
 
Answer & Explanation Answer: C) ±2/√5

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If P=9, Q=17 then the value of p2-q2-13

A) 4 B) 1/4
C) 3 D) 1/3
 
Answer & Explanation Answer: B) 1/4

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Q:

A person scores 45% of the total marks in the exam and still fails by 40 marks. The passing percentage of the exam is 55%. What is the maximum marks of the exam?

A) 300 B) 400
C) 350 D) 550
 
Answer & Explanation Answer: B) 400

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

If 3x= 4y= 12, then z is equal to

A) xy B) x + y
C) xy/x+Y D) 4x +3y
 
Answer & Explanation Answer: C) xy/x+Y

Explanation:
Taking log of all 3 we get
xln3 = yln4 =
zln12 = k
z = k/ln12 = k / ln(
3*4) = k/ln3 + ln4 = k / (k/x +k/y) = xy / (x+y)
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Exam Prep: Bank Exams

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Q:

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
efg _ _ eff _ ghhe _ eff _ gggh _ h

A) eghhfe B) ghhhh
C) hegefh D) hgefhe
 
Answer & Explanation Answer: C) hegefh

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Filed Under: Alphabet Test
Exam Prep: Bank Exams

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Q:

If FLOTSAM is coded as UOLGHZN, then how will PIN be coded as?

A) KRM B) GEH
C) OBI D) DVW
 
Answer & Explanation Answer: A) KRM

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

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Q:

If 6@1 = 12, 6@2 = 24 and 9@9 = 162, then find the value of 4@6 = ?

A) 48 B) 4
C) 16 D) 20
 
Answer & Explanation Answer: A) 48

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) 81 B) 125
C) 64 D) 198
 
Answer & Explanation Answer: D) 198

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