Aptitude and Reasoning Questions

Q:

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

W_YZ_X_ZW_Y_

A) ZWZXX B) YWYYZ
C) XWYYZ D) XWYXZ
 
Answer & Explanation Answer: D) XWYXZ

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Q:

If a cylinder of radius 7 cm and height 9 cm is melted and constructed into a cone of the same radius, what will be the height of this cone?

A) 54 cm B) 9 cm
C) 27 cm D) 13.5 cm
 
Answer & Explanation Answer: C) 27 cm

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

A = (x8  1)/(x4 + 1) and B = (y4  1)/(y2 + 1). If x = 2 and y = 9, then what is the value ofA2 + 2AB + AB2?

A) 96475 B) 98625
C) 92425 D) 89125
 
Answer & Explanation Answer: B) 98625

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

What is the value of {[sin (x + y) – 2 sin x + sin (x – y)]/[cos (x – y) + cos (x + y) – 2 cos x]} × [(sin 10x – sin 8x)/(cos 10x + cos 8x)]?

A) 0 B) tan2x
C) 1 D) 2 tan x
 
Answer & Explanation Answer: B) tan2x

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

What is the value of [2 cot × (p  A)/2]/[1 + tan2× (2p  A)/2]?

A) 2 sin2 A/2 B) cos A
C) sin A D) 2 cos2 A/2
 
Answer & Explanation Answer: C) sin A

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If the difference between the compound interest and the simple interest on a certain sum at the rate of 5% per annum for 2 years is Rs. 20, then the sum is

A) Rs. 2000 B) Rs. 4000
C) Rs. 6000 D) Rs. 8000
 
Answer & Explanation Answer: D) Rs. 8000

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Filed Under: Compound Interest
Exam Prep: Bank Exams , CAT

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Q:

A sphere has the same curved surface area as a cone of vertical height 40 cm and radius 30 cm. The radius of the sphere is

A) 5√5 cm B) 5√3 cm
C) 5√15 cm D) 5√10 cm
 
Answer & Explanation Answer: C) 5√15 cm

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

Rashika can do a work in 5 days. Rashmi can do the same work in 7 days. Both of them finish the work together and they get Rs 240 for the work. What isthe share (in Rs) of Rashika?

 

A) 120 B) 100
C) 140 D) 160
 
Answer & Explanation Answer: C) 140

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Filed Under: Time and Work
Exam Prep: Bank Exams

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