Quantitative Aptitude - Arithmetic Ability Questions

Q:

An alloy contains copper and tin in the ratio 3 : 2. If 250 gm of copper is added to this alloy then the copper in it becomes double the quantity of tin in it. What is the amount (in gm) of tin in the alloy?

A) 250 B) 750
C) 1000 D) 500
 
Answer & Explanation Answer: D) 500

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

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Q:

A can do a work in 12 days and B in 24 days. If they work on it together for 4 days, then what fraction of work is left?

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

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

The centroid of an equilateral triangle ABC is G. If AB is 6 cms, the length of AG is

A) √3 cm B) 2√3 cm
C) 3√2 cm D) 2√2 cm
 
Answer & Explanation Answer: B) 2√3 cm

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Q:

The average revenues of 7 consecutive years of a company is Rs 75 lakhs. If the average of first 4 years is Rs 70 lakhs and that of last 4 years is Rs 82 lakhs, what will be the revenue for the 4th year.

A) Rs 85 lakhs B) Rs 83 lakhs
C) Rs 81 lakhs D) Rs 79 lakhs
 
Answer & Explanation Answer: B) Rs 83 lakhs

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

What is the fourth proportional to 24, 120 and 22?

A) 110 B) 120
C) 100 D) 90
 
Answer & Explanation Answer: A) 110

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

In these tests find the Odd figure out

A) a B) b
C) c D) d
 
Answer & Explanation Answer: D) d

Explanation:

In all the squares, the direction of open face of all inner one is in different direction. But in option D there is 2 open face that faces the same direction i.e. south direction

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

What is the value of tan 4π/3?

A) ­1/2 B) √3
C) √3/2 D) ­1/√2
 
Answer & Explanation Answer: B) √3

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

What is the simplified value of (sin A – cosec A)(sec A – cos A) (tan A + cot A)?

A) 1 B) -1
C) 0 D) 2
 
Answer & Explanation Answer: B) -1

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Filed Under: Simplification
Exam Prep: Bank Exams

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