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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

The simplified form of (x + 3)2 + (x - 1)2 is

A) (x2 + 2x + 5) B) 2(x2 + 2x + 5)
C) (x2 - 2x + 5) D) 2(x2 - 2x + 5)
 
Answer & Explanation Answer: B) 2(x2 + 2x + 5)

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Filed Under: Simplification
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Q:

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

A) 52-­61 B) 72­-81
C) 54­-63 D) 33-­41
 
Answer & Explanation Answer: D) 33-­41

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Q:

If cos -4π/3 = x, then the value of x is

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

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Q:

2 ­- (cosA + sinA)2 is equal to

A) (cosecA -­ sinA)2 B) cosA ­- sinA
C) cosecA ­- sinA D) (cosA -­ sinA)2
 
Answer & Explanation Answer: D) (cosA -­ sinA)2

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Q:

Find the unit digit in the given product (4211)102 x (361)52.

A) 3 B) 1
C) 4 D) 7
 
Answer & Explanation Answer: B) 1

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Q:

The LCM of 14, 21 and 35 is

A) 7 B) 140
C) 70 D) 210
 
Answer & Explanation Answer: D) 210

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Q:

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

A) 3425 B) 4541
C) 5661 D) 6783
 
Answer & Explanation Answer: D) 6783

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Q:

In the following question, select the odd word from the given alternatives.

A) Cone B) Cylinder
C) Rectangle D) Prism
 
Answer & Explanation Answer: C) Rectangle

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