Aptitude and Reasoning Questions

Q:

What comes next in the series...

1A2, 3C4, 7G8, ___

A) 15O16 B) 16P17
C) 14O15 D) 13P14
 
Answer & Explanation Answer: A) 15O16

Explanation:

The first digit is formed by adding the numbers which are the results of powers of 2 increased by one and second letter is the corresponding alphabet to that number...last number is the next number to the first one...therefore

15=7+8 (i.e. 2^3)

O is corresponding alphabet to 15

and 16 comes after 15 

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Filed Under: Number Series

18 70159
Q:

The following equation is incorrect. Which two signs should be interchanged to correct the equation?


10 + 14 x 20 - 7 ÷ 10 = 40

 

A) + and x B) + and ÷
C) ÷ and D) - and +
 
Answer & Explanation Answer: C) ÷ and

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

47 69930
Q:

Select the related word/letters/number from the given alternatives.

Ganga : India : : Nile : ?

A) Pakistan B) Egypt
C) America D) United Kingdom
 
Answer & Explanation Answer: B) Egypt

Explanation:
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Filed Under: Analogy
Exam Prep: AIEEE , Bank Exams , CAT

0 69843
Q:

Find the value of 

n+3n2+9n4+......

A) 0 B) 1
C) 2 D) infinity
 
Answer & Explanation Answer: D) infinity

Explanation:
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Filed Under: Simplification

4 69681
Q:

What will come in place of the question mark (?) in the following number series  ?

12, 24, 26.5, 79.5, ?, 330

A) 211 B) 101.5
C) 82.5 D) 99
 
Answer & Explanation Answer: C) 82.5

Explanation:

The given series 

 

12   24   26.5   79.5   ?   330 follows a pattern that,

 

12 x 2 = 24

 

24 + 2.5 = 26.5

 

26.5 x 3 = 79.5

 

79.5 + 3 = 82.5

 

82.5 x 4 = 330

 

Hence, the missing number is 82.5

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Filed Under: Odd Man Out
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk

9 69634
Q:

Find the odd man out?

3, 12, 39, 120, 364

A) 364 B) 120
C) 39 D) 3
 
Answer & Explanation Answer: A) 364

Explanation:

The given number series is 3, 12, 39, 120, 364

33 + 32 = 3 + 9 = 1212 + 33 = 12 + 27 = 3939 + 34 = 39 + 81 = 120120 + 35 = 120 + 243 = 363 (Not 364)

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Filed Under: Odd Man Out
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

7 69576
Q:

Direction: What value should come in place of the question mark (?) in the following question?

534.596 + 61.472 - 496.708 = ? + 27.271

A) 126.631  B) 62.069
C) 72.089 D) 132.788
 
Answer & Explanation Answer: C) 72.089

Explanation:

534.596 + 61.472 – 496.708 = ? + 27.271

596.068 – 496.708 = ? + 27.271

? = 99.36 – 27.271

? = 72.089.

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

0 69387
Q:

The average of two numbers is 10 and the product of two numbers is 96. Find the two numbers.

 

 

A) 3, 32 B) 12, 8  
C) 1, 96   D) 24, 4
 
Answer & Explanation Answer: B) 12, 8  

Explanation:
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Filed Under: Average
Exam Prep: Bank Exams

3 69285