6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

The least number that must be added to 8961 to make it exactly divisible by 84 is

A) 27	B) 57
C) 141	D) 107

Answer & Explanation Answer: A) 27

Explanation:

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

If $x = 3^{\frac{1}{3}} - 3^{\frac{- 1}{3}}, then 3 x^{3} + 9 x$ value is

A) 8	B) 9
C) 27	D) 16

Answer & Explanation Answer: A) 8

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

A student has to secure 40% marks to pass. He gets 67 and fails by 13 marks. What is the maximum marks?

A) 300	B) 200
C) 150	D) 240

Answer & Explanation Answer: B) 200

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

20% discount is offered on an item. By applying a promo code the customer wins 15% cash back. What is the effective discount?

A) 30.8 percent	B) 30 percent
C) 12 percent	D) 32 percent

Answer & Explanation Answer: D) 32 percent

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

If sin θ + sin 5θ = sin 3θ and 0 < θ < (π/2), then what is the value of θ (in degrees)?

A) 30	B) 45
C) 60	D) 75

Answer & Explanation Answer: A) 30

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

The length and breadth of a rectangle is in the ratio of 3 : 1. If its perimeter is 96 m, then what is the length of the rectangle?

A) 36m	B) 24m
C) 12m	D) 48m

Answer & Explanation Answer: A) 36m

Explanation:

Let the length of the rectangle be 3x and breadth be 1x
Given, perimeter = 96 m
2(l + b) = 96 (or) l + b = 48 (or) 3x + 1x = 48 (or) x = 12 m
Now, Length of the rectangle = 12 x 3 = 36 m

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Filed Under: Area
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

The difference between cost price and selling price is Rs 12.54. If loss percentage is 33%, then what is the cost price (in Rs)?

A) 35.44	B) 50.54
C) 41	D) 38

Answer & Explanation Answer: D) 38

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

A fan was sold for Rs. 3600 at a loss of 4%. What would be the gain or loss percent ifit was sold for Rs. 4200?

A) Gain 10%	B) Gain 12%
C) Loss 12%	D) Loss 10%

Quantitative Aptitude - Arithmetic Ability Questions

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