Quantitative Aptitude - Arithmetic Ability Questions

Q:

The ratio of total surface area and volume of a sphere is 1 : 7. This sphere is melted to form small spheres of equal size. The radius of each small sphere is 1/6th the radius of the large sphere. What is the sum (in cm2) of curved surface areas of all small spheres?

A) 31276 B) 36194
C) 25182 D) 33264
 
Answer & Explanation Answer: D) 33264

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

Compute : 28854 / 458 / 9

A) 70 B) 567
C) 7 D) 576
 
Answer & Explanation Answer: C) 7

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

A bank offers 15% compound interest per half year. A customer deposits Rs 7200 each on 1st January and 1st July of a year. At the end of the year, the amount he would have gained by means of interest is

A) Rs 6803 B) Rs 850
C) Rs 3402 D) Rs 1701
 
Answer & Explanation Answer: C) Rs 3402

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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

 

A) (83, 97, 113) B) (47, 61, 75)
C) (34, 48, 62) D) (64, 78, 92)
 
Answer & Explanation Answer: A) (83, 97, 113)

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

Which of the following ratio correctly depicts the division of each median of the triangle by the centroid?

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

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams , CAT

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Q:

If 5x ­- 3 ≥ 3 + x/2 and 4x -­ 2 ≤ 6 + x; then x can take which of the following values?

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

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Geetha weighs 11.235 kg. Her sister weighs 1.4 times her weight. Find their combined weight?

A) 15.729 kg B) 25.964 kg
C) 26.964 kg D) 26.946 kg
 
Answer & Explanation Answer: C) 26.964 kg

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Reflection of the point (­2,5) in the x­ axis is

A) (2,5) B) (-2,­5)
C) (­2,-5) D) (­-2,­-5)
 
Answer & Explanation Answer: D) (­-2,­-5)

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Filed Under: Simplification
Exam Prep: Bank Exams

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