Quantitative Aptitude - Arithmetic Ability Questions

Q:

If the arithmetic mean of two numbers is 7 and the geometric mean of the same two numbers is 2√10. Then find the numbers x and y respectively, such that x>y.

 

A) 4, 10 B) 2, 5
C) 5, 2 D) 10, 4
 
Answer & Explanation Answer: D) 10, 4

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams , CAT

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Q:

What is the average of all the one digit and two digit natural numbers?

A) 25 B) 40
C) 50 D) 99
 
Answer & Explanation Answer: C) 50

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

If x+1x = 2, then x2+1x2 = ?

A) 0 B) 2
C) 4 D) 8
 
Answer & Explanation Answer: B) 2

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Q:

In ΔPQR, ∠R = 54°, the perpendicular bisector of PQ at S meets QR at T. If ∠TPR = 46°, then what is the value (in degrees) of ∠PQR?

A) 25 B) 40
C) 50 D) 60
 
Answer & Explanation Answer: B) 40

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Q:

If (6x ­- 5) = (4x + 7), then the numerical value of (x + 1)3  is

A) 216 B) 125
C) 64 D) 343
 
Answer & Explanation Answer: D) 343

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Four pairs of words are given. Find the odd one out.

A) Horse : Calf B) Deer : Fawn
C) Fish : Fry D) Goat : Kid
 
Answer & Explanation Answer: A) Horse : Calf

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

If the number 583_437 is completely divisible by 9, then the smallest whole number in the place of the blank digit will be

A) 4 B) 5
C) 3 D) 6
 
Answer & Explanation Answer: D) 6

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Filed Under: Numbers
Exam Prep: Bank Exams

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Q:

What is the value of sec -2π/3 ?

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

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Filed Under: Simplification
Exam Prep: Bank Exams

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