6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Two numbers are in the ratio 3:5 and their HCF is 20. Their LCM is

A) 30	B) 300
C) 60	D) 10

Answer & Explanation Answer: B) 300

Explanation:

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Filed Under: HCF and LCM
Exam Prep: Bank Exams

9 2904

Q:

A crate of egg holds one rotten egg out of every 25 egg in it. If 5 out of 8 rotten eggs are unusable and there are total 10 unusable eggs in the crate,then calculate the number of eggs in the crate.

A) 380	B) 400
C) 420	D) 440

Answer & Explanation Answer: B) 400

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Filed Under: Simplification
Exam Prep: Bank Exams

5 2903

Q:

Hema takes a total of 9 hours 55 min to walk a certain distance and then cycling back to the same place from where she had started. She could walk both ways in 12 hours 30 min. The time she will take to cycle both ways is :

A) 7 hrs 20 min	B) 7 hrs 15 min
C) 7 hrs 35 min	D) 7 hrs 40 min

Answer & Explanation Answer: A) 7 hrs 20 min

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Filed Under: Time and Distance
Exam Prep: Bank Exams

4 2903

Q:

A can do a work in 15 days and B in 9 days. If they work on it together for 5 days, then what fraction of work is left?

A) 1/6	B) 3/7
C) 1/3	D) 1/9

Answer & Explanation Answer: D) 1/9

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Filed Under: Time and Work
Exam Prep: Bank Exams

5 2902

Q:

A vendor buys bananas at 9 for Rs 8 and sells at 8 for Rs 9. What will be the profit or loss (in %)?

A) 13.28% profit	B) 26.56% loss
C) 26.56% profit	D) 13.28% loss

Answer & Explanation Answer: C) 26.56% profit

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

3 2902

Q:

Expand and simplify ${(2 x + 5)}^{2} * (4 x - 1) - (3 x^{3} - 16 x^{2} + 25 x - 21)$

A) 13x3 + 92x2 - 55x + 4	B) 13x3 - 92x2 - 55x - 4
C) 13x3 + 92x2 + 55x - 4	D) 13x3 - 92x2 + 55x + 4

Answer & Explanation Answer: C) 13x3 + 92x2 + 55x - 4

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

1 2901

Q:

In a mixture of 35 litres, the ratio of milk and water is 4:1. If 7 litres of water is added to the mixture, the ratio of milk and water of the new mixture will be

A) 2:1	B) 1:2
C) 4:5	D) 5:4

Answer & Explanation Answer: A) 2:1

Explanation:

Ratio of milk andwater = 4:1

Quantity of water = 35/5 = 7 litres

Quantity of milk = 35 X 4/5 = 28 litres

If 7 litre of water is added, new quantity of water = 14 litre

New ratio of milk and water = 28:14 = 2:1

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Filed Under: Alligation or Mixture

3 2900

Q:

Selling price of a fan is Rs 4644. If profit percentage is 29%, then what is the cost price (in Rs) of fan?

A) 5900	B) 3500
C) 3800	D) 3600

Quantitative Aptitude - Arithmetic Ability Questions

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