Aptitude and Reasoning Questions

Q:

What is the value of (1/√2) Cot 45° + (1/√3) Cosec 60°?

A) (√6 + 1)/√3 B) √3
C) (1 + 3√2)/√3 D) (3 + 2√2)/3√2
 
Answer & Explanation Answer: D) (3 + 2√2)/3√2

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Filed Under: Simplification
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Q:

A certain system is followed to solve the problem . Accordingly find out the correct answer from the alternatives for the unsolved equations.

7 x 4 x 9 = 479
9 x 5 x 2 = 592
6 x 9 x 5 = 965
8 x 6 x 2 = ?

A) 286 B) 682
C) 628 D) 268
 
Answer & Explanation Answer: B) 682

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Q:

The weights of two iron balls are 3.5 kg and 7.5 kg. What is the percentage weight of the 1st ball with respect to 2nd ball.

A) 46 2/3% B) 35%
C) 46 1/3% D) 45%
 
Answer & Explanation Answer: A) 46 2/3%

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Q:

The compound interest earned in two years at 15% per annum is Rs 20640. What is the sum invested (in Rs)?

A) 64000 B) 60000
C) 56000 D) 52000
 
Answer & Explanation Answer: A) 64000

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Q:

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

AZ, BY, CX, ?

A) WD B) DW
C) DE D) DX
 
Answer & Explanation Answer: B) DW

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Q:

A box weighs 8.5 kg when full of sand and weighs 5.5 kg when it is half filled with sand . Weight of the empty box is

A) 5 kg B) 6 kg
C) 2.5 kg D) 4.5 kg
 
Answer & Explanation Answer: C) 2.5 kg

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Q:

In an examination 65% students pass in history and 55% students pass in hindi. If 5% students failed in both the subjects, then what is the percentage of students who have passed in both the subjects?

A) 15 B) 20
C) 25 D) 30
 
Answer & Explanation Answer: C) 25

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Q:

Each question contains Quantity I and Quantity II. Read the contents clearly and answer your questions accordingly.

Quantity I: The Sl on a certain sum of money for 3 years at 5% per annum is Rs 4800. Then the principle is?

Quantity II: The Cl on a certain sum of money for 2 years at 6% per annum is Rs. 3708. Then the principle is?

A) Quantity I > Quantity II B) Quantity I ≥ Quantity II
C) Quantity I < Quantity II D) Quantity I < Quantity II
 
Answer & Explanation Answer: A) Quantity I > Quantity II

Explanation:

Quantity I=15% of Principle=4800 

Principle=Rs.32000

Quantity II=12.36% of Principle =3708 

Principle=Rs.30000

Hence Quantity I > Quantity II 

 

 

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Filed Under: Simple Interest

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