Quantitative Aptitude - Arithmetic Ability Questions

Q:

What is the value of ( 1/3 + cosec30)?

A) (√6+1)/√3 B) 7/3
C) (4+√3)/2 D) (√3+1)/2
 
Answer & Explanation Answer: B) 7/3

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Q:

A's salary was decreased by 50% and subsequently increased by 50%. How much percent does he lose?

A) 25% B) 50%
C) 75% D) No loss
 
Answer & Explanation Answer: A) 25%

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Q:

What is the value of (1/2) Sec 30° + √2 Tan 60°?

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

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Q:

What is the reflection of the point (6, -1) in the line y = 2?

A) (-2 , -1) B) (-6 , 5)
C) (-2 , 1) D) (6 , 5)
 
Answer & Explanation Answer: D) (6 , 5)

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Q:

Area of 4 walls of a cuboid 400 sq cm, its length is 15 cm and height is 8 cm. What is its breadth (in cm)?

A) 12 B) 20
C) 24 D) 10
 
Answer & Explanation Answer: D) 10

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Filed Under: Area
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Q:

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

A) Igloo B) Den
C) Stables D) Rock
 
Answer & Explanation Answer: D) Rock

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Filed Under: Odd Man Out
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Q:

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

A) 234 B) 345
C) 243 D) 432
 
Answer & Explanation Answer: B) 345

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Q:

Two numbers are in the ratio 3:5. If 6 is added to both of them, the ratio becomes 2:3. The numbers are

A) 21 and 35 B) 30 and 50
C) 24 and 40 D) 18 and 30
 
Answer & Explanation Answer: D) 18 and 30

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Filed Under: Ratios and Proportions
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