Aptitude and Reasoning Questions

Q:

Find out the wrong term in the following number series.

4, 16, 37, 58, 81.

A) 16 B) 37
C) 81 D) 4
 
Answer & Explanation Answer: C) 81

Explanation:

The series follows the following pattern.

 

4

 

16 = 42

 

37 = 12+62

 

58 = 32+72

 

81 52+82.

 

Here every number is based on the digits of previous number. Hence, 81 is the wrong number in the given series.

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Filed Under: Odd Man Out
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5 64331
Q:

Find the wrong number in the given number series?

10, 21, 54, 109, 189

A) 189 B) 109
C) 54 D) 21
 
Answer & Explanation Answer: A) 189

Explanation:

The given number series is 10, 21, 54, 109, 189

The series follows a pattern that

10 + 11 = 21

21 + 33 = 54

54 + 55 = 109

109 + 77 = 186

 

Hence the wrong number in the given number series is 189.

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Filed Under: Odd Man Out
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5 64197
Q:

Cup : Lip :: Bird : ?

A) Grass B) Forest
C) Beak D) Bush
 
Answer & Explanation Answer: A) Grass

Explanation:

Cup is used to drink something with the help of lips. Similarly, birds collect grass with the help of beak to make her nest.

 

Hence, Cup : Lip :: Bird : Grass.

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Filed Under: Analogy
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117 64136
Q:

Select the correct option to complete the following letter series.

 

EHI, FJK, GLM, HNO, ___

 

A) IRS B) IQP
C) IPQ D) IMN
 
Answer & Explanation Answer: C) IPQ

Explanation:
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Filed Under: Alphabet Test
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35 64121
Q:

Calculate the area (in sq.cm) of a circle whose diameter is 14 cm.

 

A) 154 B) 308
C) 224 D) 448
 
Answer & Explanation Answer: A) 154

Explanation:
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Filed Under: Area
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1 64119
Q:

If log 27 = 1.431, then the value of log 9 is

A) 0.754 B) 0.854
C) 0.954 D) 0.654
 
Answer & Explanation Answer: C) 0.954

Explanation:

log 27 = 1.431
log33 = 1.431
3 log 3 = 1.431
log 3 = 0.477
log 9 = log(32)= 2 log 3 = (2 x 0.477) = 0.954

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Filed Under: Logarithms
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130 64053
Q:

The length and breadth of a rectangle are 15 cm and 8 cm respectively. Calculate its perimeter (in cm).

 

A)  46 B) 92
C)  35 D)  70
 
Answer & Explanation Answer: A)  46

Explanation:
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Filed Under: Area
Exam Prep: Bank Exams

0 64017
Q:

(4x - 7)2 = ?

 

A) 4x2 - 56x + 49 B) 4x2 - 14x + 49
C) 16x2 + 14x + 49 D) 16x2 - 56x + 49
 
Answer & Explanation Answer: D) 16x2 - 56x + 49

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

2 64005