Aptitude and Reasoning Questions

Q:

What is the value of sin (90° + 2A)[4  cos2(90°  2A)]?

A) 2(cos3 A – sin3 A) B) 2(cos3 A + sin3 A)
C) 4(cos6 A+ sin6 A) D) 4(cos6 A – sin6 A)
 
Answer & Explanation Answer: D) 4(cos6 A – sin6 A)

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Filed Under: Simplification
Exam Prep: Bank Exams

0 2001
Q:

Δ PQR is right angled at Q. If m√R = 30°, then what is the value of Cot P?

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

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Filed Under: Simplification
Exam Prep: Bank Exams

2 2001
Q:

If x = 1 – y and x2 = 2  y2, then what is the value of xy?

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

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Filed Under: Simplification
Exam Prep: Bank Exams

0 2001
Q:

In a certain code language, “LUNGS” is written as “OWQIV”. How is “HEART” written in that code language?

A) GDTJV B) KGDTW
C) JGDTW D) GHEWT
 
Answer & Explanation Answer: B) KGDTW

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

2 2000
Q:

The side of an equilateral triangle is 14 cm. Find its area (in sq.cm).

A) 64√3 B) 49√2
C) 64√2 D) 49√3
 
Answer & Explanation Answer: D) 49√3

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Filed Under: Area
Exam Prep: Bank Exams

0 2000
Q:

A is twice as good as B and together they finish a piece of work in 16 days. The number of days taken by A alone to finish the work is

A) 20 days B) 21 days
C) 22 days D) 24 days
 
Answer & Explanation Answer: D) 24 days

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Filed Under: Time and Work
Exam Prep: Bank Exams

0 2000
Q:

If the successive discounts be 20% , 10% and 5% , then the single equivalent rate of discount is

A) 31.6% B) 31.5%
C) 31% D) 31.4%
 
Answer & Explanation Answer: A) 31.6%

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Filed Under: Percentage
Exam Prep: Bank Exams

0 2000
Q:

A thief is stopped by a policeman from a distance of 250 metres. When the policeman starts the chase, the thief also starts running. Assuming the speed of the thief as 5 km/h and that of police man as 7 km/h, how far the thief would have run, before he is over ­taken?

A) 500 metres B) 750 metres
C) 375 metres D) 625 metres
 
Answer & Explanation Answer: D) 625 metres

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Filed Under: Time and Distance
Exam Prep: Bank Exams

3 1999