Aptitude and Reasoning Questions

Q:

If tan(A/2) = x, then the value of x is

A) (1 - cosA)/sinA B) (1 + cosA)/sinA
C) √[(1 - cosA)/sinA] D) √[(1 + cosA)/sinA]
 
Answer & Explanation Answer: A) (1 - cosA)/sinA

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Q:

You are given a question and two statements. Identify which of the statements is/are necessary/sufficient to answer the question.


Question:
What is the colour of Jasmine?


Statements:
I. Blue is called white, white is called red and red is called yellow.
II. Yellow is called purple, purple is called black, white is called brown and brown is called orange.

A) Data in I alone is sufficient. B) Data either in I alone or II alone is sufficient
C) Data in both I and II together is not sufficient D) Data in II alone is sufficient
 
Answer & Explanation Answer: D) Data in II alone is sufficient

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Filed Under: Statement and Conclusions
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

In an alloy of German silver the ratio of copper to zinc was 17:7 while that of nickel to zinc was 4 :3. The ratio of copper to zinc to nickel in the alloy was

A) 17 : 21 : 4 B) 51 : 21 : 28
C) 68 : 28 : 21 D) 17 : 28 : 3
 
Answer & Explanation Answer: B) 51 : 21 : 28

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

x, y and z are real numbers. If x3 + y3 + z3 = 13, x + y + z = 1 and xyz = 1, then what is the value of xy + yz + zx?

A) -1 B) 1
C) 3 D) -3
 
Answer & Explanation Answer: D) -3

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

In a Rhombus ABCD, measure of angle CAB is 30°, what is the measure of angle ABC?

A) 60° B) 120°
C) 90° D) 150°
 
Answer & Explanation Answer: B) 120°

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

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Q:

The value of 8(sin6θ + cos6θ) - 12(sin4θ + cos4θ) is equal to

A) 20 B) -20
C) 4 D) -4
 
Answer & Explanation Answer: D) -4

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Select the odd letters from the given alternatives.

A) XVT B) NPR
C) LJH D) FDB
 
Answer & Explanation Answer: B) NPR

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

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

tub, size, latin, formal, ?

A) smooth B) idle
C) scramble D) capital
 
Answer & Explanation Answer: D) capital

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Filed Under: Logical Sequence of Words
Exam Prep: Bank Exams

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