Quantitative Aptitude - Arithmetic Ability Questions

Q:

The price of an article is cut by 9%, to restore to its original value, the new price must be increased by

A) 9 percent B) 8.83 percent
C) 9.89 percent D) 6.25 percent
 
Answer & Explanation Answer: C) 9.89 percent

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Q:

[sinA/(1 + cosA)] + [(1 + cosA)/sinA] is equal to

A) 2secA B) 2cosecA
C) 2tanA D) 2cotA
 
Answer & Explanation Answer: B) 2cosecA

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Q:

What is the reflection of the point (6, -3) in the line y = 2?

A) (-2 , -3) B) (6 , 7)
C) (-6 , 7) D) (-2 , 3)
 
Answer & Explanation Answer: B) (6 , 7)

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Q:

If 8x/3 + [7(5 - 2x/3)]/2 = 1/2 , then what is the value of x?

A) -17 B) 51
C) -51 D) 17
 
Answer & Explanation Answer: C) -51

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Q:

The orthocentre of an obtuse­angled triangle lies

A) inside the triangle B) outside the triangle
C) on one side of a triangle D) none of these
 
Answer & Explanation Answer: B) outside the triangle

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Q:

If x+1x=5, then the value of x1+x+x2 is

A) 1/5 B) 1/6
C) 5 D) 6
 
Answer & Explanation Answer: B) 1/6

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Q:

If Cos θ = 5/13, then Cosec θ = ?

A) 5/12 B) 12/5
C) 13/5 D) 13/12
 
Answer & Explanation Answer: D) 13/12

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Q:

If the measures of the angles of a triangle are in the ratio. 1:2:3 and if the length of the smallest side of the triangle is 10cm, then the length of the longest side is

A) 20cm B) 22cm
C) 24cm D) 18cm
 
Answer & Explanation Answer: A) 20cm

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