Aptitude and Reasoning Questions

Q:

What is the measure of the central angle of the sector whose area is 462 sq cm and radius of the circle is 21 cm?

A) 90° B) 60°
C) 30° D) 120°
 
Answer & Explanation Answer: D) 120°

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Filed Under: Area
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Q:

On a television of brand A the discount is 25% and on television of brand B the discount is 40%. The price of B after discount Rs 2,250 greater than the price of A after discount. What is the marked price of A (in Rs) if marked price of B is Rs 35,000?

A) 18750 B) 21000
C) 25000 D) 17850
 
Answer & Explanation Answer: C) 25000

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Filed Under: Percentage
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Q:

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?

50 + 5 - 700 x 28 = ?

A) 94 B) 100
C) 90 D) 275
 
Answer & Explanation Answer: D) 275

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Filed Under: Coding and Decoding
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Q:

The average marks obtained by a class of 60 students is 65. The average marks of half of the students is found to be 85. The average marks of the remaining students is

A) 35 B) 45
C) 55 D) 65
 
Answer & Explanation Answer: B) 45

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Filed Under: Average
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Q:

Two pipes X and Y can fill an empty tank in 16 hours and 20 hours respectively. Pipe Z alone can empty the completely filled tank in 25 hours. Firstly both pipes X and Y are opened and after 6 hours pipe Z is also opened. What will be the total time (in hours) taken to completely fill the tank?

 

A) 80/7 B) 67/7
C) 28/3 D) 304/29
 
Answer & Explanation Answer: D) 304/29

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Filed Under: Pipes and Cistern
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Q:

In a mixture, ink and water are in the ratio of 8 : 5. If 24 litres of water is added to the mixture, then the new ratio becomes 8 : 11. What is the total quantity (in litres) of water in the new mixture?

A) 40 B) 42
C) 44 D) 48
 
Answer & Explanation Answer: C) 44

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

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Q:

If the simple interest on Rs. 400 for 10 years is Rs. 280, then rate of interest per annum is

A) 7% B) 712%
C) 714% D)
 
Answer & Explanation Answer: A) 7%

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Filed Under: Percentage
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Q:

An aeroplane flying horizontally at a height of 3 Km. above the ground is observed at a certain point on earth to subtend an angle of 60°. After 15 sec flight, its angle of elevation is changed to 30°. The speed of the aeroplane (taking √3 = 1.732) is

A) 230.63 m/sec B) 230.93 m/sec
C) 235.85 m/sec D) 236.25 m/sec
 
Answer & Explanation Answer: B) 230.93 m/sec

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Filed Under: Simplification
Exam Prep: Bank Exams

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