Quantitative Aptitude - Arithmetic Ability Questions

Q:

The marked price of a door is Rs 1400. It is sold at a discount of 28%. If the cost price of the door is Rs 700, then what is the profit (in Rs)?

A) 340 B) 428
C) 308 D) 368
 
Answer & Explanation Answer: C) 308

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

A 150 m long train, travelling at 54 km/h, crosses a platform in 42 seconds. What is the length of the platform?

A) 540 m B) 630 m
C) 480 m D) 780 m
 
Answer & Explanation Answer: C) 480 m

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Filed Under: Problems on Trains
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Q:

The average age of 40 students of a class is 16 years. If the average age of 24 students is 15.5 years and that of the 15 students is 16 2⁄3 years, then the age of 40th student is

A) 17 B) 16
C) 16.5 D) 18
 
Answer & Explanation Answer: D) 18

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Filed Under: Problems on Ages
Exam Prep: Bank Exams

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Q:

What is the ratio of simple interest earned on certain amount at the rate of 12% for 6 years and that for 12 years?

A) 1:2 B) 2:3
C) 3:4 D) 4:5
 
Answer & Explanation Answer: A) 1:2

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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Q:

A can make a cupboard in 10 days and B can do it in 50 days. Along with C, they did the job in 6.25 days only. Then in how many days C alone can do the job?

A) 20 B) 25
C) 16 D) 15
 
Answer & Explanation Answer: B) 25

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

If Cot θ = 24/7, then what is the value of Sec θ?

A) 7/25 B) 25/24
C) 8/25 D) 9/25
 
Answer & Explanation Answer: B) 25/24

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

What is the length of the side of an equilateral triangle, if its area is 36√3 sq cm?

A) 6 cm B) 24 cm
C) 12 cm D) 18 cm
 
Answer & Explanation Answer: C) 12 cm

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

If the shopkeeper sells an item at Rs 4400 which is marked as Rs 5000, then what is the discount that he is offering?

A) 20% B) 12%
C) 15% D) 10%
 
Answer & Explanation Answer: B) 12%

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Filed Under: Percentage
Exam Prep: Bank Exams

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