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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

In the following question, select the odd letter/letters from the given alternatives.

A) OKGC B) TPLH
C) XSOK D) YUQM
 
Answer & Explanation Answer: C) XSOK

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Q:

If sinC + sinD =X, then the value of X is?

A) 2cos[(C+D)/2]sin[(C-D)/2] B) 2sin[(C+D)/2]cos[(C-D)/2]
C) 2cos[(C+D)/2]cos[(C-D)/2] D) 2sin[(C+D)/2]sin[(D-C)/2]
 
Answer & Explanation Answer: B) 2sin[(C+D)/2]cos[(C-D)/2]

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Q:

What is the total number of points in the plane of triangle ABC which is equidistant from the vertices of the triangle?

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

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Q:

Sum of a fraction and thrice of its reciprocal is 73/20. What is the fraction?

A) 4/5 B) 9/4
C) 4/9 D) 5/4
 
Answer & Explanation Answer: D) 5/4

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Q:

Which of the following is not a quadratic equation?

A) 2x(x + 4) -11 = x(x - 3) + 6 B) 4x(x + 4) -11 = 5x(x - 3) + 5
C) x(x + 2) -15 = x(x - 5) + 11 D) 2x2 + 8x - 11 = 0
 
Answer & Explanation Answer: C) x(x + 2) -15 = x(x - 5) + 11

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Q:

For triangle PQR, what is the equation of altitude PS if co­ordinates of P, Q and R are (5,1), (0,­4) and (­2,3) respectively?

A) 7x + 2y = 33 B) 2x -­ 7y = 9
C) 2x -­ 7y = ­-3 D) 7x + 2y = -­33
 
Answer & Explanation Answer: B) 2x -­ 7y = 9

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Q:

Select the odd letters from the given alternatives.

A) UTS B) PNM
C) KIH D) FDC
 
Answer & Explanation Answer: A) UTS

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Q:

The volume of a right circular cone, whose radius of the base is same as one-third of its altitude, and the volume of a sphere are equal. The ratio of the radius of the cone to the radius of the sphere is :

A) 1:1 B) 3√4:1
C) 3√3:3√2 D) 3√4:3√3
 
Answer & Explanation Answer: D) 3√4:3√3

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Filed Under: Quantitative Aptitude - Arithmetic Ability
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