Quantitative Aptitude - Arithmetic Ability Questions

Q:

If the amount received at the end of 2nd and 3rd year at compound Interest on a certain Principal is Rs 9,600 and Rs 10,272 respectively, what is the rate of interest (in %)?

A) 7 B) 8
C) 6 D) 5
 
Answer & Explanation Answer: A) 7

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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

The mean of 14 observations is 11. One more observation is included and the new mean becomes 12. The 15th observation is

A) 20 B) 24
C) 26 D) 28
 
Answer & Explanation Answer: C) 26

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

10 identical solid spherical balls of radius 3 cm are melted to form a single sphere. In this process 20% of solid is wasted. What is the radius (in cm) of the bigger sphere?

A) 24 B) 12
C) 8 D) 6
 
Answer & Explanation Answer: D) 6

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

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Q:

The reciprocal of the sum of the reciprocals of 2/9 and 7/10 is

A) 14/83 B) 83/14
C) 90/83 D) 83/90
 
Answer & Explanation Answer: A) 14/83

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

Find the remainder when 413 divided by 3?

A) 1 B) 2
C) 0 D) 3
 
Answer & Explanation Answer: A) 1

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

Which of the following will yield a recurring decimal?

A) 21/90 B) 21/60
C) 21/30 D) 21/120
 
Answer & Explanation Answer: A) 21/90

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Filed Under: Decimal Fractions
Exam Prep: Bank Exams

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Q:

Wheat costing Rs 30/kg, Rs 35/kg and a third variety of wheat are mixed in the ratio of 3 : 4 : 2. If the mixture is costs Rs 34/kg, then what will be the cost (in Rs/kg) of the third variety of wheat?

 

A) 46 B) 42
C) 32 D) 38
 
Answer & Explanation Answer: D) 38

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

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Q:

The age of Rakhi is twelve times that of her daughter Anubha. If age of Anubha is 3 years now, then what was the age of Rakhi, 2 years earlier?

A) 20 years B) 34 years
C) 30 years D) 36 years
 
Answer & Explanation Answer: B) 34 years

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Filed Under: Problems on Ages
Exam Prep: Bank Exams

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