6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Which of the following is correct?

A) (6x + y)(x - 6y) = 6x^2+ 35xy - 6y^2	B) (6x + y)(x - 6y) = 6x^2- 35xy - 6y^2
C) (6x + y)(x - 6y) = 6x^2- 37xy - 6y^2	D) (6x + y)(x - 6y) = 6x^2+ 37xy - 6y^2

Answer & Explanation Answer: B) (6x + y)(x - 6y) = 6x^2- 35xy - 6y^2

Explanation:

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

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Q:

Breadth of a rectangle is equal to the diagonal of the square whose side is 2.5√2 cm. Ratio between length and breadth of rectangle is 3 : 1. Find the area of the rectangle (in cm2).

A) 75	B) 90
C) 85	D) 80

Answer & Explanation Answer: A) 75

Explanation:

Diagonal of Square = Side √2= 2.5√2 × √2= 5 cm
Breadth = 5 cm
Length of rectangle = 5 × 3 = 15 cm
Area of rectangle = 15 × 5 = 75 cm2

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

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Q:

The simplified value of $\frac{\sqrt{3} - \sqrt{2}}{\sqrt{12} - \sqrt{18}} - \frac{1}{3} \times \sqrt{27} - \frac{1}{2} x \sqrt[3]{27}$ is closest to

A) (√3 - 1)	B) (1 - √3)
C) - (-√3 - 1)	D) - (√3 + 1)

Answer & Explanation Answer: D) - (√3 + 1)

Explanation:

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

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Q:

A train travelling at 76 kmph crosses a 450 m long platform in 27 seconds. What is the length of the train?

A) 110 m	B) 120 m
C) 130 m	D) 100 m

Answer & Explanation Answer: B) 120 m

Explanation:

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

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Q:

Raghavendra sells a machine for Rs 43 lakhs at a loss. Had he sold it for Rs 52 lakh, his gain would have been 5 times the former loss. Find the cost price of the machine.

A) Rs 50.5 lakhs	B) Rs 60.6 lakhs
C) Rs 44.5 lakhs	D) Rs 38.5 lakhs

Answer & Explanation Answer: C) Rs 44.5 lakhs

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

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

A) Adamant	B) Stubborn
C) Tenacious	D) Lenient

Answer & Explanation Answer: D) Lenient

Explanation:

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

In the following question, select the odd letter/letters from the given alternatives.

A) PLH	B) MHD
C) NJF	D) KGC

Answer & Explanation Answer: B) MHD

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

ΔABC is right angled at B. If m ∠A = 60°, then what is the value of 1/√3 Cosec C?

A) 2/√3	B) 2/3
C) √2/√3	D) √2/3

Quantitative Aptitude - Arithmetic Ability Questions

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