Quantitative Aptitude - Arithmetic Ability Questions

Q:

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

 

A) (113, 109, 105) B) (142, 137, 133)
C) (197, 193, 189) D) (162, 158, 154)
 
Answer & Explanation Answer: B) (142, 137, 133)

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Q:

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

A) (8, 23, 15) B) (17, 52, 33)
C) (12, 35, 23) D) (15, 44, 29)
 
Answer & Explanation Answer: B) (17, 52, 33)

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Q:

What is the value of Cot 45° - (1/√3)Cosec 60°?

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

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Q:

The income of Rahul is Rs 60000 and his expenditure is Rs 40000. If his income is increased by 20% and expenditure in increased by 15%, then what will be the percentage increase in his savings?

 

A) 30 B) 5
C) 15 D) 25
 
Answer & Explanation Answer: A) 30

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Q:

Two numbers are in the ratio 4:5 and their HCF is 13. Their LCM is

A) 260 B) 52
C) 65 D) 265
 
Answer & Explanation Answer: A) 260

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Q:

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

A) 2691 B) 9900
C) 5632 D) 2790
 
Answer & Explanation Answer: C) 5632

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Q:

Slope of the line AB is -2/3. Co-ordinates of points A and B are (x , -3) and (5 , 2) respectively. What is the value of x?

A) 4 B) -14
C) 12.5 D) -4
 
Answer & Explanation Answer: C) 12.5

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Q:

Reflection of the point (3,-6) in the y-axis is

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

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