Aptitude and Reasoning Questions

Q:

If x = 1 + √2 + √3, then the value of x2-2x-4=0

A)  √6 B)  2√3
C)  3√2 D)  2√6 
 
Answer & Explanation Answer: D)  2√6 

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

In these tests find the Odd figure out

A) a B) b
C) c D) d
 
Answer & Explanation Answer: D) d

Explanation:

In all figures, the upper circle overlaps the lower circle but in option D lower circle overlaps the upper.

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

Out of the 60 students of a class, 29 took Mathematics, 32 took Biology and 8 took none of the two subjects. How many students took both Mathematics and Biology?

A) 8 B) 9
C) 7 D) 6
 
Answer & Explanation Answer: B) 9

Explanation:

Number of students who took only Mathematics n(m) = 29
Number of students who took only biology n(b) = 32
Total number of students n(t) = 60
Total number of students of both mathematics and biology n(m b) = 60 - 8 = 52
Total number of students who took both = 32 + 29 - 52 = 9

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Filed Under: Simplification
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

Solve the following: (−18)[36÷7−(−2)]÷{}(−4)19−(−3)×(−5)={}?

A) -4.5 B) 4.5
C) -2.5 D) 2.5
 
Answer & Explanation Answer: B) 4.5

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Q:

If (6x ­- 1) -­ (8x -­ 5) = 7, then the value of x is _______ .

A) -3/2 B) 3/2
C) 11/2 D) -11/2
 
Answer & Explanation Answer: A) -3/2

Explanation:
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Exam Prep: Bank Exams

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Q:

The mean of marks secured by 50 students in division A of class X is 61, 25 students of division B is 57 and that of 50 students of division C is 55. What will be the mean of marks of the students of three divisions of Class X?

A) 57.1 B) 56.4
C) 59.2 D) 57.8
 
Answer & Explanation Answer: D) 57.8

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

If EXPLAIN is coded as BUMIXFK, then how will GYM be coded as?

A) YHN B) UJM
C) DVJ D)  IKL
 
Answer & Explanation Answer: C) DVJ

Explanation:
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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

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Q:

If by selling an article for Rs. 390 a shopkeeper gains 20% , then the cost is

A) Rs. 370 B) Rs. 325
C) Rs. 350 D) Rs. 300
 
Answer & Explanation Answer: B) Rs. 325

Explanation:
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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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