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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

What is the value of sec2θ + 1sec2θ - 1 x 12cotθ - tanθ ?

A) 0 B) 1
C) cosec θ D) sec θ
 
Answer & Explanation Answer: B) 1

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Q:

If 3x ­- 2(4 ­- 3x) < 2x ­- 5 < 3x + 3; then the value of x is

A) 1 B) 2
C) 5 D) 0
 
Answer & Explanation Answer: D) 0

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Q:

If the value of √42 is approximately 6.480, then what is the approximate value of √(6/7)?

A) 0.925 B) 0.935
C) 0.945 D) 0.955
 
Answer & Explanation Answer: A) 0.925

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Q:

If Cot θ = 21/20, then what is the value of Cosec θ?

A) 21/29 B) 29/21
C) 20/29 D) 29/20
 
Answer & Explanation Answer: D) 29/20

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Q:

Product of three consecutive odd numbers is 1287. What is the largest of the three numbers?

A) 9 B) 11
C) 13 D) 17
 
Answer & Explanation Answer: C) 13

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Q:

What is the simplified value of (cosec A – sin A)(sec A – cos A)(tan A + cot A)?

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

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Q:

If tan π/3c + cosec π/6c = x, then x is

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

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Q:

Reflection of the point (2,­7) in the y­axis is

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

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