Quantitative Aptitude - Arithmetic Ability Questions

Q:

The compound interest on Rs. 1000 at 10% per annum for 3 years in (Rs.) is

A) Rs. 1331 B) Rs. 331
C) Rs. 300 D) Rs. 1300
 
Answer & Explanation Answer: B) Rs. 331

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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) 8715 B) 5712
C) 9817 D) 6812
 
Answer & Explanation Answer: D) 6812

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

A sphere of radius 5 cm is melted to form a cone with base of same radius. The height (in cm) of the cone is

A) 5 B) 10
C) 20 D) 22
 
Answer & Explanation Answer: C) 20

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

x, y and z are real numbers. If x3 + y3 + z3 = 13, x + y + z = 1 and xyz = 1, then what is the value of xy + yz + zx?

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

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Q:

If (1 -­ cosA)/(1 + cosA) = x, then the value of x is

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

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Q:

If secA + tanA = x, then find the value of x.

A) √[(1 - sinA)/(1 + sinA)] B) (1 + sinA)/(1 - sinA)
C) (1 - sinA)/(1 + sinA) D) √[(1 + sinA)/(1 - sinA)]
 
Answer & Explanation Answer: D) √[(1 + sinA)/(1 - sinA)]

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Q:

The value of 2.31 x 0.34 = ?

A) 1.7854 B) 0.7854
C) 0.7845 D) 0.7584
 
Answer & Explanation Answer: B) 0.7854

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Q:

If 5x + 5 > 2 + 2x and 5x + 3 ≤ 4x + 5; then x can take which of the following values?

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

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