6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Which of the following numbers is composite?

A) 241	B) 261
C) 271	D) 251

Answer & Explanation Answer: D) 251

Explanation:

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

A sum of Rs 20000 becomes Rs 32000 in 12 years, when invested in a scheme of simple interest. If the same sum is invested in a scheme of compound interest with same yearly interest rate (compounding of interest is done yearly), then what will be the amount (in Rs) after 2 years?

A) 21750	B) 22050
C) 23250	D) 24650

Answer & Explanation Answer: B) 22050

Explanation:

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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

What is the slope of the line 4x - 8y = 3?

A) -1/2	B) 2
C) 1/2	D) -2

Answer & Explanation Answer: C) 1/2

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If sin = 2/3, find the value of $secθ and cotθ$

A) √5/2, 2/√5	B) 2/√5, 3/5
C) 3√5/5, √5/2	D) 3/5, 3√5/5

Answer & Explanation Answer: C) 3√5/5, √5/2

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) NO	B) TV
C) IK	D) KM

Answer & Explanation Answer: A) NO

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

The sum of two numbers is equal to thrice their difference. If the smaller of the numbers is 10 find the other number.

A) 15	B) 30
C) 40	D) None of these

Answer & Explanation Answer: D) None of these

Explanation:

Let larger number be x and smaller number be y.

Also, y = 10

According to question,

⇒(x + y) = 3((x –y)⇒(x + 10) = 3(x –10)

⇒2x = 40⇒x = 20

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Filed Under: Numbers
Exam Prep: Bank Exams

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Q:

If $n + \frac{n}{2} + \frac{n}{4} + \frac{n}{8} = 45$ , then find the value of 'n' which will satisfy the equation.

A) 16	B) 24
C) 36	D) 48

Answer & Explanation Answer: B) 24

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Filed Under: Simplification
Exam Prep: AIEEE , Bank Exams

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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) 2437	B) 9118
C) 8548	D) 7649

Quantitative Aptitude - Arithmetic Ability Questions

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