Quantitative Aptitude - Arithmetic Ability Questions

Q:

In the following question, select the odd number pair from the given alternatives.

A) 41 – 22 B) 63 – 93
C) 82 – 44 D) 83 – 64
 
Answer & Explanation Answer: B) 63 – 93

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

0 1918
Q:

If α + β = 90° and α:β = 2:1, then the ratio of cosα to cosβ is

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

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1918
Q:

What is the value of (1+cosA)/(1-­cosA)?

A) (cosecA ­- cotA)2 B) (cosecA + cotA)2
C) (secA + cotA)2 D) (secA -­ cotA)2
 
Answer & Explanation Answer: B) (cosecA + cotA)2

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1918
Q:

Mr. Raghav taught Geometry for 36 hours. If the time taken in teaching Ratio consitutes one-fourth of the time for Arithmetic, then for how much time (in hours) did he taught the topic of Ratio?

A) 46 B) 51.75
C) 69 D) 103.5
 
Answer & Explanation Answer: C) 69

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Filed Under: Time and Work
Exam Prep: Bank Exams

1 1918
Q:

The reciprocal of the sum of the reciprocals of 8/7 and 5/6 is:

A) 83/40 B) 42/83
C) 83/42 D) 40/83
 
Answer & Explanation Answer: D) 40/83

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

0 1918
Q:

The first and last terms of an arithmetic progression are 23 and ­42. What is the sum of the series if it has 14 terms?

A) ­91 B) -133
C) 93 D) 133
 
Answer & Explanation Answer: B) -133

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

0 1918
Q:

A vendor buys 12 bananas for Rs 60 and sells 5 bananas for Rs 32. What will be his gain (in %)?

A) 28 B) 32
C) 24 D) 22
 
Answer & Explanation Answer: A) 28

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

2 1917
Q:

The difference between cost price and selling price is Rs 494. If loss percentage is 19%, then what is the selling price (in Rs)?

A) 2106 B) 2600
C) 3094 D) 2208
 
Answer & Explanation Answer: A) 2106

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

2 1917