Quantitative Aptitude - Arithmetic Ability Questions

Q:

The angles of depression of two ships from the top of a light house are 60° and 45° towards east. If the ships are 300 m apart, the height of the light house is

A) 200(3+√3) meter B) 250(3+√3) meter
C) 150(3+√3) meter D) 160(3+√3) meter
 
Answer & Explanation Answer: C) 150(3+√3) meter

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Q:

What is the reflection of the point (5 , -1) in the line y = 2?

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

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

Pihu and Aayu are running on a circular track of diameter 28m. Speed of Pihu is 48 m/s and that of Aayu is 40 m/s. They start from the same point at the same time in the same direction. When will they meet again for the first time?

A) 8 sec B) 11 sec
C) 13 sec D) 14 sec
 
Answer & Explanation Answer: B) 11 sec

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

20 is 0.25% of?

A) 10000 B) 8000
C) 5000 D) 2500
 
Answer & Explanation Answer: B) 8000

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

If 3cos2x - 2sin2x = -0.75 and 0° x  90°, then x = ?

 

A) 30 deg B) 90 deg
C) 60 deg D) 45 deg
 
Answer & Explanation Answer: C) 60 deg

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

An angle is thrice its complementary angle. What is the measure of the angle?

A) 22.5° B) 135°
C) 45° D) 67.5°
 
Answer & Explanation Answer: D) 67.5°

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

What is the area of the square, if the length of its diagonal is 13√2 units?

A) 104 sq.units B) 169 sq.units
C) 338 sq.units D) 676 sq.units
 
Answer & Explanation Answer: B) 169 sq.units

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

Which of the following quadratic equations has real roots?

A) 4x2 - 3x + 6 = 0 B) 2x2 + 7x + 6 = 0
C) x2 - 2x + 4 = 0 D) 3x2 - 4x + 3 = 0
 
Answer & Explanation Answer: B) 2x2 + 7x + 6 = 0

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Filed Under: Simplification
Exam Prep: Bank Exams

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