Aptitude and Reasoning Questions

Q:

If 2 tables and 3 chairs cost Rs, 3500 and 3 tables and 2 chairs cost Rs. 4000, then how much does a table cost ?

A) 500 B) 1000
C) 1500 D) 2000
 
Answer & Explanation Answer: B) 1000

Explanation:

Let the cost of a table and that of a chair be Rs. x and Rs, y respectively.

Then, 2x + 3y = 3500 ...(i)

and 3x + 2y = 4000 .....(ii)

solving (i) and (ii) we get x = 1000, y = 500 

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97 45141
Q:

12 people at a party shake hands once with everyone else in the room.How many handshakes took place?

A) 72 B) 66
C) 76 D) 64
 
Answer & Explanation Answer: B) 66

Explanation:

There are 12 people, so this is our n value.

 

So, 12C21= 66

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90 45114
Q:

Select the related word from the given alternatives.

Pencil : Lead :: Pen : ?

A) Ball B) Write
C) Blue D) Ink
 
Answer & Explanation Answer: D) Ink

Explanation:
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0 45111
Q:

Which of the following statement(s) is/are TRUE?

 

I. 225 + 441256 > 2.5II. 289 + 529169 > 3

 

A) Only I   B) Only II  
C) Neither I nor II D) Both I and II
 
Answer & Explanation Answer: B) Only II  

Explanation:
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Q:

If x2 = 252 - 152, then find the value of x?

 

A) 40 B) 50
C) 20 D) 25
 
Answer & Explanation Answer: C) 20

Explanation:
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Q:

If s + 1s = 4, then the value of s2 + 1s2

 

A) 14 B) 16
C) 20 D) 24
 
Answer & Explanation Answer: A) 14

Explanation:
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0 45108
Q:

Determine the value of x+yx+2y when 2x+yx+4y = 3.

 

A) 3/5 B) 7/10
C) 4/5 D) 9/10
 
Answer & Explanation Answer: D) 9/10

Explanation:
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0 45101
Q:

If the letters of the word SACHIN are arranged in all possible ways and these words are written out as in dictionary, then the word ‘SACHIN’ appears at serial number :

A) 601 B) 600
C) 603 D) 602
 
Answer & Explanation Answer: A) 601

Explanation:

If the word started with the letter A then the remaining 5 positions can be filled in  5! Ways.

 

If it started with c then the remaining 5 positions can be filled in 5! Ways.Similarly if it started with H,I,N the remaining 5 positions can be filled in 5! Ways.

 

If it started with S then the remaining position can be filled with A,C,H,I,N in alphabetical order as on dictionary.

 

The required word SACHIN can be obtained after the 5X5!=600 Ways i.e. SACHIN is the 601th letter.

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