Aptitude and Reasoning Questions

Q:

In the question, a word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in two matrices given below. The columns and rows of Matrix I are numbered from 0 to 4 and that of Matrix II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, e.g., 'C' can be represented by 04, 40, etc., and 'K' can be represented by 56, 75, etc.
Similarly you have to identify the set for the word 'NICE'.

A) 66, 58, 33, 02 B) 87, 65, 03, 24
C) 66, 23, 68, 30 D) 59, 68, 40, 02
 
Answer & Explanation Answer: A) 66, 58, 33, 02

Explanation:
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Filed Under: Arithmetical Reasoning
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Q:

The surface area of a sphere is 5544 cm2. Find its diameter (in cm).

A) 42 B) 21
C) 84 D) 63
 
Answer & Explanation Answer: A) 42

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Filed Under: Volume and Surface Area
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Q:

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 2:5 and area of ΔADE is 8 sq cm, what is the ratio of area of ΔADE: area of quadrilateral BDEC?

A) (4:45) B) (45:4)
C) (8:45) D) (45:8)
 
Answer & Explanation Answer: A) (4:45)

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Filed Under: Volume and Surface Area
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Q:

From the given alternative words, select the word which cannot be formed using the letters of the given word:

ENVIRONMENT

A) OINTMENT B) MENTOR
C) VENOM D) TRIM
 
Answer & Explanation Answer: A) OINTMENT

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Filed Under: Logical Sequence of Words
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Q:

What is the sum of the first 13 terms of an arithmetic progression if the first term is -10 and last term is 26?

A) 104 B) 140
C) 84 D) 98
 
Answer & Explanation Answer: A) 104

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Filed Under: Numbers
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Q:

What is the value of sin (–π/3) + cos(–π/6)?

A) 0 B) 1
C) 2 D) 3
 
Answer & Explanation Answer: A) 0

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Filed Under: Simplification
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Q:

The angle of elevation of the top of a tower from a point A on the ground is 30°. On moving a distance of 20 metres towards the foot of the tower to a point B, the angle of elevation increases to 60°. The height of the tower in meters is

A) √3 B) 5√3
C) 10√3 D) 20√3
 
Answer & Explanation Answer: C) 10√3

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Q:

Three words in bold letters are given in each question, which have something in common among themselves. Out of the four given alternatives, choose the most appropriate description about these three words.

Yeats: Ghalib: Kabir

A) They were social reformers. B) They were famous poets.
C) They were saints D) They were yoga instructors.
 
Answer & Explanation Answer: B) They were famous poets.

Explanation:

They were famous poets.

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