Quantitative Aptitude - Arithmetic Ability Questions

Q:

There are two numbers such that the first number is half of the second number. If their average is 57, then what is the first number?

A) 19 B) 38
C) 21 D) 29
 
Answer & Explanation Answer: B) 38

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

Which of the following is correct?

A) (6x + y)(x - 6y) = 6x^2+ 35xy - 6y^2 B) (6x + y)(x - 6y) = 6x^2- 35xy - 6y^2
C) (6x + y)(x - 6y) = 6x^2- 37xy - 6y^2 D) (6x + y)(x - 6y) = 6x^2+ 37xy - 6y^2
 
Answer & Explanation Answer: B) (6x + y)(x - 6y) = 6x^2- 35xy - 6y^2

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Q:

Among three numbers, the first is twice the second and thrice the third. If the average of three numbers is 396, then what is the difference between the first and the third number?

A) 594 B) 448
C) 432 D) 453
 
Answer & Explanation Answer: C) 432

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

What is the value of tan 7π/4?

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

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Find the odd word/number/letters from the given alternatives

A) 12 : 144 B) 20 : 400
C) 15 : 225 D) 17 : 285
 
Answer & Explanation Answer: D) 17 : 285

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

Five angles of a hexagon measure 116 deg each. What is the measure of the remaining angle?

A) 152 deg B) 116 deg
C) 140 deg D) 126 deg
 
Answer & Explanation Answer: C) 140 deg

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

If (1 + cot2A) = x, then the value of x is

A) secA B) sinA
C) cosecA D) cosA
 
Answer & Explanation Answer: C) cosecA

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Filed Under: Simplification
Exam Prep: Bank Exams , CAT

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Q:

Find two numbers such that their mean proportion is 12 and third proportion is 768.

A) 3 and 24 B) 3 and 48
C) 6 and 48 D) 6 and 24
 
Answer & Explanation Answer: B) 3 and 48

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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