Quantitative Aptitude - Arithmetic Ability Questions

Q:

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

A) Anger B) Enquiry
C) Investigation D) Probe
 
Answer & Explanation Answer: A) Anger

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Q:

Coefficient of x in (x + 9)(8 - 5x) is

A) 37 B) -53
C) -37 D) 53
 
Answer & Explanation Answer: C) -37

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Q:

What is the reflection of the point (-1 , 5) in the line x = 1?

A) (3 , -5) B) (-3 , -5)
C) (3 , 5) D) (-3 , 5)
 
Answer & Explanation Answer: C) (3 , 5)

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Q:

What is the value of tan150°?

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

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Q:

An angle is greater than its complementary angle by 30°. Find the measure of the angle?

A) 30° B) 90°
C) 60° D) 120°
 
Answer & Explanation Answer: C) 60°

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Q:

3cosA is equal to

A) 4cos3A + 3cosA B) 4cos3A - 3cosA
C) 3cos3A + 3cosA D) 3cos3A - 3cosA
 
Answer & Explanation Answer: B) 4cos3A - 3cosA

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Q:

A telephone bill costs Rs.13 for 19 minutes. What is the cost in rupees for 15 minutes 50 seconds?(rounded to one decimal)

A) 10.8 B) 10.7
C) 10.6 D) 10.9
 
Answer & Explanation Answer: A) 10.8

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Q:

If 3x+22x+1 = a2x+1+bx+2 be an identity, then the value of b

A) 0 B) -1
C) 2 D) 3
 
Answer & Explanation Answer: B) -1

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