Quantitative Aptitude - Arithmetic Ability Questions

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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Filed Under: Numbers
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Q:

Select the odd letters from the given alternatives.

A) USQ B) OMK
C) IGE D) VUT
 
Answer & Explanation Answer: D) VUT

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Filed Under: Odd Man Out
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Q:

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

A) PLH B) MHD
C) NJF D) KGC
 
Answer & Explanation Answer: B) MHD

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Filed Under: Odd Man Out
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Q:

What are the co­ordinates of the centroid of a triangle, whose vertices are A(­2,­5), B(4,­4) and C(7,3)?

A) (4,­-3) B) (-­1,0)
C) (-­3,­-3) D) (3,­-2)
 
Answer & Explanation Answer: D) (3,­-2)

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Filed Under: Simplification
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Q:

Among three numbers , second is twice the first and also thrice the third . If the average of the three numbers is 33 , then the largest number is

A) 36 B) 54
C) 62 D) 72
 
Answer & Explanation Answer: B) 54

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Filed Under: Problems on Numbers
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Q:

An object travels 24 m in 3 s and then another 15 m in 2 s. What is the average speed of the object?

A) 7.8 m B) 7.8 m/s
C) 7.8 m-s D) 6.67 m/s
 
Answer & Explanation Answer: B) 7.8 m/s

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Q:

In a Δ ABC, DE || BC. D and E lie on AB and AC respectively. If AB = 7 cm and BD = 3cm, then find BC:DE

A) 2:2 B) 3:2
C) 3.5:2 D) 7:2
 
Answer & Explanation Answer: C) 3.5:2

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Q:

PQ is a diameter of a circle with centre O. RS is a chord parallel to PQ subtends an angle of 40° at the centre of the circle. If PR and QS are produced to meet at T, then what will be the measure (in degrees) of ∠PTQ?

A) 55 B) 60
C) 70 D) 90
 
Answer & Explanation Answer: C) 70

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Filed Under: Volume and Surface Area
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