Quantitative Aptitude - Arithmetic Ability Questions

Q:

If sinθ x cosθ = 1⁄2 . The value of sinθ ­- cosθ is where 0°< θ< 90°

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

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Q:

The value of sinθ+sincosθ+cos + cosθ-cossinθ-sin is

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

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Q:

What is the value of Sin 30° + Cos 30°?

A) (√6 + 1)/√3 B) (√3 + 2)/√3
C) (1 + √3)/2 D) 5/√3
 
Answer & Explanation Answer: C) (1 + √3)/2

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Q:

If Sinx = 4/5, then Sec2x - 1 = ?

A) 16/25 B) 25/9
C) 9/16 D) 16/9
 
Answer & Explanation Answer: D) 16/9

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Q:

What is the x – intercept of the linear equation 18x + 25y – 900 = 0?

A) 18 B) 25
C) 50 D) 450
 
Answer & Explanation Answer: C) 50

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Q:

The number of solutions of the pair of linear equations x + 2y - 8 = 0 and 2x + 4y = 16 is

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

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Q:

Select the odd letters from the given alternatives.

A) IKM B) OQS
C) GEC D) UWY
 
Answer & Explanation Answer: C) GEC

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Q:

The ratio of cost price and selling price 25:26. The percent of profit will be

A) 26% B) 25%
C) 1% D) 4%
 
Answer & Explanation Answer: D) 4%

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