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Q:

The following Bar-diagram shows total number of males and females in 5 different organisations. Study it carefully to answer the questions.

By how much percentage is the average number of females from all the organisations together is more than the number of males in organization 'D'?

A) 30% B) 38%
C) 40% D) 45%
 
Answer & Explanation Answer: C) 40%

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Filed Under: Bar Charts
Exam Prep: Bank Exams

Q:

The following Bar-diagram shows total number of males and females in 5 different organisations. Study it carefully to answer the questions.

What is the difference between the total number of females and the total number of males from all the organisations together?

A) 2005 B) 2050
C) 2500 D) 2055
 
Answer & Explanation Answer: C) 2500

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Filed Under: Bar Charts
Exam Prep: Bank Exams

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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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams

Q:

The angle of elevation of an aeroplane as observed from a point 30 m above the transparent water-surface of a lake is 30° and the angle of depression of the image of the aeroplane in the water of the lake is 60°. The height of the aeroplane from the water-surface of the lake is

A) 60 m B) 45 m
C) 50 m D) 75 m
 
Answer & Explanation Answer: A) 60 m

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Filed Under: Height and Distance
Exam Prep: Bank Exams

Q:

The distance between two pillars is 120 metres. The height of one pillar is thrice the other. The angles of elevation of their tops from the midpoint of the line connecting their feet are complementary to each other. The height (in metres) of the taller pillar is (Use : √3 = 1.732)

A) 34.64 B) 51.96
C) 69.28 D) 103.92
 
Answer & Explanation Answer: D) 103.92

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Filed Under: Time and Distance
Exam Prep: Bank Exams

Q:

The radius of a cylindrical milk container is half its height and surface area of the inner part is 616 sq.cm. The amount of milk that the container can hold, approximately, is [ Use : √5 = 2.23 and π = 22/7 ]

A) 1.42 litres B) 1.53 litres
C) 1.71 litres D) 1.82 litres
 
Answer & Explanation Answer: B) 1.53 litres

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

Q:

The height and the total surface area of a right circular cylinder are 4 cm and 8π sq.cm. respectively. The radius of the base of cylinder is

A) (2√2 - 2) cm B) (2 - √2) cm
C) 2 cm D) √2 cm
 
Answer & Explanation Answer: A) (2√2 - 2) cm

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

Q:

The radii of two cylinders are in the ratio 2:3 and their heights are in the ratio 5:3. The ratio of their volumes is

A) 27:20 B) 20:27
C) 4:9 D) 9:4
 
Answer & Explanation Answer: B) 20:27

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