Aptitude and Reasoning Questions

Q:

Folder is to document as envelope is to

A) Money B) Articles
C) Letters D) Wires
 
Answer & Explanation Answer: C) Letters

Explanation:

We know that, a folder holds documents in the same way an envelope holds letters.

 

Hence, Folder : Document :: Envelope : Letter.

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Filed Under: Analogy
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Q:

Arun and Amit started walking from two different points 'A' and 'B' respectively.Arun walks 2 kms North and turns to the East and walks 3 kms and again turns to North walks 4 kms and finally turns to East and Walks 5kms to reach point 'C'. Similarly, Amit walks 2 kms North and turns to west and walks 3 kms and finally turns to North, walks 4 kms and meets Arun at point 'C'. What is the distance between Arun and Amit's starting points?

 

A) 5 km B) 8 km
C) 11 km D) 13 km
 
Answer & Explanation Answer: C) 11 km

Explanation:

Where A= Arun's starting point; B = Amit's starting point; C = The point where Arun and Amit meet

PQ + RC + ST = 3 + 5 + 3 = 11 kms.

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Filed Under: Direction Sense Test

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Q:

Find out the wrong term in the series 125, 126, 124, 127, 123, 129

A) 129 B) 125
C) 127 D) 123
 
Answer & Explanation Answer: A) 129

Explanation:

The correct pattern is +1, -2, +3, -4, +5, . . . .
So,129 wrong and must be replaced by 123 + 5 = 128

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Filed Under: Number Series

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Q:

Study the following diagram and answer questions based on it.

 

The colour preferences of children are given.

 

 

How many children like both brown and white but not black?

 

A) 10 B) 20
C) 50 D) None
 
Answer & Explanation Answer: D) None

Explanation:
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Filed Under: Pie Charts
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Q:

Four dice are thrown simultaneously. Find the probability that two of them show the same face and remaining two show the different faces.

A) 4/9 B) 5/9
C) 11/18 D) 7/9
 
Answer & Explanation Answer: B) 5/9

Explanation:

Select a number which ocurs on two dice out of six numbers (1, 2, 3, 4, 5, 6). This can be done in C16, ways.

 

Now select two distinct number out of remaining 5 numbers which can be done in C25 ways. Thus these 4 numbers can be arranged in 4!/2! ways.

 

So, the number of ways in which two dice show the same face and the remaining two show different faces is 

 C16×C25×4!2!=720

 =>  n(E) = 720

 PE=72064=59

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Filed Under: Probability

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Q:

Rs 1000 is being  charged at 50% per annum. what is the interest for 3rd year at compound interest?

A) 1122 B) 1025
C) 1125 D) 625
 
Answer & Explanation Answer: C) 1125

Explanation:

Total amount for two years =  1000×1.52=2250

 Now , interest for third year = 2250×50×1100=1125

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Filed Under: Compound Interest

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Q:

In how many ways can the letters of the word ABACUS be rearranged such that the vowels always appear together?

A) 4!/2! B) 3!/2!
C) (4! x 3!) / 2! D) 36
 
Answer & Explanation Answer: C) (4! x 3!) / 2!

Explanation:

ABACUS is a 6 letter word with 3 of the letters being vowels.

 

If the 3 vowels have to appear together, then there will 3 other consonants and a set of 3 vowels together.

 

These 4 elements can be rearranged in 4! Ways.

 

The 3 vowels can rearrange amongst themselves in 3!/2! ways as "a" appears twice.

 

Hence, the total number of rearrangements in which the vowels appear together are (4! x 3!)/2!

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Q:

The following question consist of two words each that have a certain relationship to each other, followed by lettered pairs of words . Select the lettered pair that has the same relationship as the original pair of words. 

Proscenium : Stage

A) Lamp : Table B) Lines : Bed
C) Portico : House D) Compass : Needle
 
Answer & Explanation Answer: C) Portico : House

Explanation:

First is a part of the second.

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Filed Under: Analogy

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