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Q:

Area of 4 walls of a cuboid is 57 sq m, if its length is 5.5 m and height is 3 m. What is its breadth (in m)?

A) 4.5 B) 4
C) 3 D) 3.5

Answer:   B) 4



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Q:

A right circular cylinder has height 28 cm and radius of base 14 cm. Two hemispheres of radius 7 cm each are cut from each of the two bases of the cylinder. What is the total surface area (in cm2) of the remaining part?

A) 3842 B) 4312
C) 3296 D) 4436
 
Answer & Explanation Answer: B) 4312

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Q:

A cube is placed inside a cone of radius 20 cm and height 10 cm, one of its face being on the base of the cone and vertices of opposite face touching the cone. What is the length (in cm) of side of the cube?

A) 5 B) 6
C) 8 D) 9
 
Answer & Explanation Answer: C) 8

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Q:

In the given figure, four identical semicircles are drawn in a quadrant. XA = 7 cm. What is the area (in sq.cm) of shaded region ?

 

A) 70 B) 140
C) 77 D) 84
 
Answer & Explanation Answer: D) 84

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Q:

In the given figure, ABCDEF is a regular hexagon of side 12 cm. P, Q and R are the mid points of the sides AB, CD and EF respectively. What is the area (in sq.cm) of triangle PQR?

A) 27√6 B) 81√3
C) 54√3 D) 54√6
 
Answer & Explanation Answer: B) 81√3

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Q:

The area of a regular hexagon is equal to the area of the square. What is the ratio of the perimeter of the regular hexagon to the perimeter of square?

A) 63 : 36 B) 23 : 62
C) 63 : 2 D) 63 : 23
 
Answer & Explanation Answer: D) 63 : 23

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Q:

In the given figure, two squares of sides 8 cm and 20 cm are given. What is the area (in sq.cm) of the shaded part?

A) 120/7 B) 160/7
C) 180/7 D) 240/13
 
Answer & Explanation Answer: B) 160/7

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Q:

In the given figure, PQRS is a square of side 8 cm. PQO = 60 deg. What is the area (in sq.cm) of the triangle POQ?

A) 32√3 B) 24[(√3) – 1]
C) 48[(√3) – 1] D) 16[3 – (√3)]
 
Answer & Explanation Answer: D) 16[3 – (√3)]

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Q:

In the given figure, in a right angle triangle ABC, AB = 12 cm and AC = 15 cm. A square is inscribed in the triangle. One of the vertices of square coincides with the vertex of triangle. What is the maximum possible area (in cm.sq) of the square?

A) 1296/49 B) 25
C) 1225/36 D) 1225/64
 
Answer & Explanation Answer: A) 1296/49

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