Aptitude and Reasoning Questions

Q:

The height and the slant height of a right circular cone are 24 cm and 25 cm, respectively. Considering π as 22/7 , find the curved surface area of the said cone.

A) 550 cm2 B) 572 cm2
C) 528 cm2 D) 539 cm2
 
Answer & Explanation Answer: A) 550 cm2

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Filed Under: Height and Distance
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

Mayank, Deepak and Pawan, each of them working alone can complete a work in 5, 10 and 15 days respectively. If all three of them work together to complete a work and earn Rs. 12000 what will be Deepak's share of the earnings?

A) Rs. 2000 B) Rs. 6000
C) Rs. 4000 D) Rs. 3000
 
Answer & Explanation Answer: C) Rs. 4000

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

Simplify 437bxaz / 23ab.

A) 17xzb B) 9xz
C) 19xz D) 19ab
 
Answer & Explanation Answer: C) 19xz

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If 1/√(1 -­ sin2A) = x, then the value of x is

A) tanA B) cosecA
C) secA D) cosA
 
Answer & Explanation Answer: C) secA

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

What is the value of tan 4π/3?

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

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

The first and last terms of an arithmetic progression are 29 and -49. If the sum of the series is -140, then it has how many terms?

A) 13 B) 14
C) 12 D) 11
 
Answer & Explanation Answer: B) 14

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

If cot π/3c -­ tan π/4c = x, then the value of x is

A) √3+2 B) (1­-√3)/√3
C) (1-­√2)/√2 D) (√3+4)/2√3
 
Answer & Explanation Answer: B) (1­-√3)/√3

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If sec θ (cos θ + sin θ) = √2, then what is the value of (2 sin θ)/(cos θ – sin θ)?

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

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Filed Under: Simplification
Exam Prep: Bank Exams

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