Aptitude and Reasoning Questions

Q:

The first and last terms of an arithmetic progression are 25 and ­52. What is the sum of the series if it has 12 terms?

A) -162 B) -110
C) 162 D) 110
 
Answer & Explanation Answer: A) -162

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Q:

What is the value of √121 + √12321 + √1234321 + √123454321?

A) 12345 B) 123456
C) 12344 D) 123454
 
Answer & Explanation Answer: C) 12344

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Q:

What is the area (in sq cm) of a rhombus if the lengths of the diagonals are 12 cm and 14 cm?

A) 42 B) 168
C) 84 D) 63
 
Answer & Explanation Answer: C) 84

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Q:

Find the value of 777777?

A) 73164 B) 7164
C) 76364 D) 7764
 
Answer & Explanation Answer: C) 76364

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Q:

In the following question, four number pairs are given. The number on left side of (–) is related to the number of the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives .

 

 

A) 10 – 14 B) 14 – 18
C) 12 – 16 D) 16 – 24
 
Answer & Explanation Answer: D) 16 – 24

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Q:

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

3, 4, 12, 48, ?

A) 426 B) 576
C) 467 D) 512
 
Answer & Explanation Answer: B) 576

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Q:

(1 + tan2A)/tanA is equal to

A) secA B) sinA
C) cosecA D) cosA
 
Answer & Explanation Answer: C) cosecA

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Q:

If tan4θ + tan2θ = 1 then the value of cos4θ + cos2θ is

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

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