Aptitude and Reasoning Questions

Q:

Divide 13,680 in three parts such that 1st part is 3/5th of the third part and the ratio between 2nd and 3rd part is 4:7. How much is the first part?

 

A) 3780 B) 6300
C) 3600 D) 4800
 
Answer & Explanation Answer: A) 3780

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Q:

What is the value of cos [(180 – θ)/2] cos [(180 – 9θ)/2] + sin [(180 – 3θ)/2] sin [(180 – 13θ)/2]?

A) sin 2θ sin 4θ B) cos 2θ cos 6θ
C) sin 2θ sin 6θ D) cos 2θ cos 4θ
 
Answer & Explanation Answer: B) cos 2θ cos 6θ

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Q:

If cosec ­4π/3 = x, then the value of x is

A) √2 B) 2/√3
C) √2 D) -1/√3
 
Answer & Explanation Answer: B) 2/√3

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Q:

A vendor buys some lemons at the rate of 11 for Rs 10 and sells at the rate of 4 for Rs 5. What will be the result?

A) 37.5 percent loss B) 27.27 percent gain
C) 37.5 percent gain D) 27.2 percent loss
 
Answer & Explanation Answer: C) 37.5 percent gain

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Q:

If a = √2 + 1, b = √2 - 1 then the value of 1a+1+1b+1 ?

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

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Q:

Five boys A, B, C, D and E are standing in a line. A is taller than E but shorter than D.B is shorter than E and C is the tallest. Who is in the middle?

A) A B) C
C) D D) E
 
Answer & Explanation Answer: A) A

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Q:

A man sells an article at a profit of 35%. If he had bought it for 15% less price and sold it for Rs. 32 less, then he would have gained 40%. What is the initial cost price (in Rs) of the article?

A) 250 B) 200
C) 300 D) 400
 
Answer & Explanation Answer: B) 200

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Q:

If a merchant offers a discount of 20% on the list price, then he makes a loss of 10%. What % profit or % loss will she make if he sells at a discount of 5% of the list price?

A) 6.875 percent profit B) 20 percent profit
C) 14 percent profit D) 30 percent loss
 
Answer & Explanation Answer: A) 6.875 percent profit

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