6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

If (1 - sinA)/(1 + sinA) = x, then x is

A) (cosecA - cotA)2	B) secA - tanA
C) (secA - tanA)2	D) cosecA - cotA

Answer & Explanation Answer: C) (secA - tanA)2

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Car B is twice as fast as car A. If car A covers 90 km in 2 hours, what is the speed of car B?

A) 90 kmph	B) 80 kmph
C) 100 kmph	D) 70 kmph

Answer & Explanation Answer: A) 90 kmph

Explanation:

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

The smallest number, which should be added to 756896 so as to obtain a multiple of 11, is

A) 1	B) 2
C) 3	D) 5

Answer & Explanation Answer: C) 3

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

In each of these questions, a question is given followed by information in three statements. You have to find out the data in which statement(s) is sufficient to answer the question and mark your answer accordingly. What are the marks scored by Abhijit in English?

I. Marks scored by Abhijit in Maths are more than his marks in Science by 20.

II. Total marks scored by Abhijit in Maths, Science and English are 198.

III. Marks scored by Abhijit in Science are more than his marks in English by 12.

A) Any two of the three	B) Only II and III
C) All I, II and III	D) Question cannot be answered even with the information in all the three statements

Answer & Explanation Answer: C) All I, II and III

Explanation:

Suppose marked scored by Abhijit in English = x
From statement I,
Marks in science = x + 12
From statement III,
Marks in mathematics = x + 12 + 20
= x + 32
From statement II,
English + Science + Mathematics = 198
x + x +12 + x + 38 = 198
3x = 154
x = 154/3
All I, II and III are required to find answer.

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams , GATE
Job Role: Bank Clerk , Bank PO

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Q:

If $x = 2 + \sqrt{3},$ then what is the value of $\sqrt{2 x} + \frac{1}{\sqrt{2 x}} ?$

A) 23	B) 33
C) (33+1)/2	D) 1

Answer & Explanation Answer: C) (33+1)/2

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams , GATE

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Q:

A square is inscribed in a quarter circle in such a way that two of its adjacent vertices on the radius are equidistant from the centre and other two vertices lie on the circumference. If the side of square is √(5/2) cm, then what is the radius (in cm) of the circle?

A) 2	B) 2.5
C) 5	D) 10

Answer & Explanation Answer: B) 2.5

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams

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Q:

If the standard deviation of a population is 6.5, what would be the population variance?

A) 40.25	B) 42.25
C) 18.25	D) 13

Answer & Explanation Answer: B) 42.25

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Filed Under: Probability
Exam Prep: Bank Exams

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Q:

In the following question, select the odd word from the given alternatives.

A) Square	B) Rectangle
C) Cylinder	D) Triangle

Quantitative Aptitude - Arithmetic Ability Questions

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