Aptitude and Reasoning Questions

Q:

Solve the following

 

36- [18 - {14 - (15 - 4 / 2 x 2)}]

 

 

A) 23 B) 21
C) 20 D) 22
 
Answer & Explanation Answer: B) 21

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Q:

In the following question, select the missing number from the given series.


9, 11, 14, 16, 19, 21, ?

 

A) 24 B)  26
C) 25 D) 27
 
Answer & Explanation Answer: A) 24

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22 45010
Q:

Use continuity to evaluate the limit.

limx128+x8+x

 

A) 1 B) 2
C) 4 D) 0
 
Answer & Explanation Answer: A) 1

Explanation:

Since, we have that,

The numerator and denominator is (8+x), which is a polynomial is continuous for all the real numbers i.e. for all x belonging to .

Thus, the limit exists and is given by,

limx128+x8+x = 8+128+12= 1.

 

 

 

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Q:

ΔDEF is right angled at E. If cosecD = 25/24, then what is the value of cosF ?

 

A) 25/7   B) 24/7  
C) 24/25   D) 7/24
 
Answer & Explanation Answer: C) 24/25  

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Q:

If y - 1y  = 4, then find the value of y3 - 1y3.

 

A) 64 B) 76
C) 88 D) 90
 
Answer & Explanation Answer: B) 76

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Q:

If 4x = 10247, then what is the value of x?

 

A) 5/7 B) 4/7
C) 3/7 D) 6/7
 
Answer & Explanation Answer: A) 5/7

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Q:

What is the value of 5123 + 169 + 2163 + 225 ?

 

A) 48 B) 32
C) 42 D) 36
 
Answer & Explanation Answer: C) 42

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Q:

22 - 33 + 43 - 62 = ?

 

A) 2 B) 3
C) 4 D) 5
 
Answer & Explanation Answer: D) 5

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