6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

The least value of $\tan^{2} x + \cot^{2} x$ is

A) 3	B) 2
C) 0	D) 1

Answer & Explanation Answer: B) 2

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

2 2150

Q:

Each question contains Quantity I and Quantity II. Read the contents clearly and answer your questions accordingly.

Quantity I: if the length of a rectangle is increased by 20% while the breadth of the rectangle is decreased by 10% then find percentage change in area of the rectangle?

Quantity II: if the side of a triangle is increased by 30% while the height of a triangle is decreased by 20% then find the percentage change in area of the triangle?

A) Quantity I > Quantity II	B) Quantity I ≥ Quantity II
C) Quantity I< Quantity II	D) Quantity I < Quantity II

Answer & Explanation Answer: A) Quantity I > Quantity II

Explanation:

Quantity I= 20% - 10% - (20*10/100) % = +8%

Quantity II= 30% - 20% - (30*20/100)% = +4%

Hence Quantity I > Quantity II

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Filed Under: Percentage

0 2150

Q:

Giving two successive discounts of 20% is same as giving one discount of ________ %.

A) 36	B) 40
C) 44	D) 50

Answer & Explanation Answer: A) 36

Explanation:

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Filed Under: Percentage
Exam Prep: Bank Exams

0 2148

Q:

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

A) 794	B) 576
C) 668	D) 992

Answer & Explanation Answer: B) 576

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Filed Under: Odd Man Out
Exam Prep: Bank Exams , CAT

0 2147

Q:

The value of $\sec^{2} 17 ° - \frac{1}{\tan^{2} 73 °} - \sin 17 ° \sec 73 °$

A) 1	B) 0
C) -1	D) 2

Answer & Explanation Answer: B) 0

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Two bottles contain acid and water in the ratio 2 : 3 and 1 : 2 respectively. These are mixed in the ratio 1 : 3. What is the ratio of acid and water in the new mixture ?

A) 7:13	B) 11:57
C) 23:37	D) 1:3

Answer & Explanation Answer: A) 7:13

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

5 2146

Q:

In the given figure, in triangle STU, ST = 8 cm,TU = 9 cm and SU = 12 cm. QU = 24 cm, SR = 32 cm and PT = 27 cm. What is the ratio of the area of triangle PQU and area of triangle PTR?

A) 1 : 1	B) 1 : 4
C) 2 : 3	D) Unknown

Answer & Explanation Answer: D) Unknown

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

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Q:

The maximum value of $5 + 20 x - 4 x^{2},$ when X is real number

A) 1	B) 5
C) 25	D) 30

Quantitative Aptitude - Arithmetic Ability Questions

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