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Q:

Δ ABC is right angled at B. If m∠A = 30°. What is the length (in cm) of AB, if AC = 8 cm?

A) 2√3 B) 4√3
C) 4/√3 D) 2/√3
 
Answer & Explanation Answer: C) 4/√3

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

Q:

Triangle ΔXYZ is similar to ΔPQR. If XY:PQ=5:1. If Area of ΔPQR is 5 sq cm, what is the area (in sq cm) of ΔXYZ?

A) 125 B) 120
C) 100 D) 64
 
Answer & Explanation Answer: A) 125

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

Q:

What is the area (in sq cm) of a rectangle of perimeter 90 cm and breadth 20 cm?

A) 500 B) 400
C) 250 D) 450
 
Answer & Explanation Answer: A) 500

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Filed Under: Area
Exam Prep: Bank Exams

Q:

Δ XYZ is right angled at Y. If m∠Z = 30°. What is the length of YZ (in cm), if ZX = 9 cm?

A) 6√3 B) 9√3/2
C) 3√3 D) 18
 
Answer & Explanation Answer: B) 9√3/2

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

Q:

The co-ordinates of the centroid of a triangle ABC are (2 , 2). What are the co-ordinates of vertex C if co-ordinates of A and B are (7 , -1) and (1 , 2) respectively?

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

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Filed Under: Volume and Surface Area
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Q:

What is the area (in sq cm) of a rectangle if its diagonal is 51 cm and one of its sides is 24 cm?

A) 540 B) 810
C) 1080 D) 360
 
Answer & Explanation Answer: C) 1080

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Filed Under: Area
Exam Prep: Bank Exams

Q:

Study the chart and answer the questions. The pie chart given below shows the expenditure incurred in bringing out a book by a publisher.

What is the central angle showing the cost of paper

A) 16° B) 32°
C) 38.9° D) 57.6°
 
Answer & Explanation Answer: D) 57.6°

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Filed Under: Pie Charts
Exam Prep: Bank Exams

Q:

From the top of a 20 m high building, the angle of elevation of the top of a tower is 60° and the angle of depression of it's foot is at 45°, then the height of the tower is (√3=1.732)

A) 45.46 m B) 45.64 m
C) 54.64 m D) 54.46 m
 
Answer & Explanation Answer: C) 54.64 m

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Filed Under: Height and Distance
Exam Prep: Bank Exams