Aptitude and Reasoning Questions

Q:

How many arrangements of the letters of the word ‘BENGALI’ can be made if the vowels are to occupy only odd places.

A) 720 B) 576
C) 567 D) 625
 
Answer & Explanation Answer: B) 576

Explanation:

There are 7 letters in the word Bengali of these 3 are vowels and 4 consonants.

 

There are 4 odd places and 3 even places. 3 vowels can occupy 4 odd places in 4P3 ways and 4 constants can be arranged in 4P4 ways.

 

Number of words =4P3  x 4P4= 24 x 24 = 576

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Q:

Refer the below data table and answer the following question.

Who has the least weight to height ratio?

A) Archita B) Arpana
C) Arpita D) Arundhati
 
Answer & Explanation Answer: C) Arpita

Explanation:
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Q:

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

 

8 + 2 - 40 ÷ 5 x 16 = 44

 

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

Explanation:
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Q:

There are 7 non-collinear points. How many triangles can be drawn by joining these points?

A) 10 B) 30
C) 35 D) 60
 
Answer & Explanation Answer: C) 35

Explanation:

A triangle is formed by joining any three non-collinear points in pairs.

 

There are 7 non-collinear points

 

The number of triangles formed = 7C3 = 35

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Q:

For the figure given below, find the angle OAB (in degrees).

 

A) 25 B) 50
C) 75 D) 90
 
Answer & Explanation Answer: C) 75

Explanation:
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Q:

A motorist travels to a place 150 km away at an average speed of 50 km/hr and returns at 30 km/hr.  His average speed for the whole journey in km/hr is :

A) 35 B) 36
C) 37.5 D) 38.2
 
Answer & Explanation Answer: C) 37.5

Explanation:

Average speed = (2xy) /(x + y) km/hr

                      = (2 * 50 * 30) / (50 + 30) km/hr.

                         37.5 km/hr.

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17 22681
Q:

Study the following table carefully and answer the questions based on it.

 

The following table shows the domestic sales of cars of five manufacturers from 2005 to 2010.
(All the figures are in thousands)

 

 

With respect to which of the following combinations, is the sales of cars the highest over the given period?

A) L, 2009 B) L, 2010
C) L, 2008 D) O, 2008
 
Answer & Explanation Answer: A) L, 2009

Explanation:
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Q:

Refer the below data table and answer the following question.

Labour and interest are what percent of total expenses?

A) 31.25 percent B) 24 percent
C) 16.75 percent D) 38.5 percent
 
Answer & Explanation Answer: A) 31.25 percent

Explanation:
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