Quantitative Aptitude - Arithmetic Ability Questions

Q:

What is the value of tan3A?

A) (3tanA -­ tan3A)/(1 -­ 3tan2A) B) (3tanA + tan3A)/(1 + 3tan2A)
C) (3tanA -­ tan3A)/(1 + 3tan2A) D) (3tanA + tan3A)/(1-­ 3tan2A)
 
Answer & Explanation Answer: A) (3tanA -­ tan3A)/(1 -­ 3tan2A)

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Find the odd words/letters/number from the given alternatives.

A) CZHK B) MLAG
C) XVBU D) SEND
 
Answer & Explanation Answer: A) CZHK

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Filed Under: Odd Man Out
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:

What is the simplified value of [(sec3x  tan3x)/(sec x  tan x)]  2 tan2x  sec x tan x?

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

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Q:

A right circular cylinder is formed. A = sum of total surface area and the area of the two bases. B = the curved surface area of this cylinder. If A : B = 3 : 2 and the volume of cylinder is 4312 cm3, then what is the sum of area (in cm2) of the two bases of this cylinder?

A) 154 B) 308
C) 462 D) 616
 
Answer & Explanation Answer: B) 308

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

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Q:

A sum becomes Rs 10000 in 10 years on simple interest at the rate of 10% per annum. What is the total interest (in Rs) of the 10 years?

A) 4000 B) 5000
C) 2500 D) 4500
 
Answer & Explanation Answer: B) 5000

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Filed Under: Simple Interest
Exam Prep: Bank Exams , CAT

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Q:

If the price of sugar is decreased by 18%, then a person can buy 16.2 kg sugar more for Rs 4500. What will be the new price (in Rs) of sugar per kg?

A) 40 B) 60
C) 45 D) 50
 
Answer & Explanation Answer: D) 50

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

2cos[(C+D)/2]sin[(C-D)/2] is equal to

A) sinC + sinD B) sinC - sinD
C) cosC - cosD D) cosC + cosD
 
Answer & Explanation Answer: B) sinC - sinD

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Filed Under: Simplification
Exam Prep: Bank Exams

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