ONLINE TEST FOR CLASS 9 MATHS SURFACE AREAS VOLUMES - GMS - Learning Simply
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ONLINE TEST FOR CLASS 9 MATHS SURFACE AREAS VOLUMES

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ONLINE TEST FOR CLASS 9 MATHS SURFACE AREAS VOLUMES

• Question 1:

The perimeter of the one face of a cube is 20 cm. Then its volume must be

• 125 cm3

• 400 cm3

• 1000 cm3

• 8000 cm3

• Question 2:

A hemisphere bowl has a radius of 3.5 cm. The volume of the water it would contain is

• 88.9 cm3

• 89.8 cm3

• 88 cm3

• 90 cm3

• Question 3:

If each edge of a cube is increased by 50% then the percentage increase in its surface area is

• 50%

• 100%

• 125%

• 150%

• Question 4:

The surface area of two spheres are in the ratio 1:4. then the ratio of their volume is

• 1 : 2

• 1 : 4

• 1 : 8

• 1 : 16

• Question 5:

The maximum length of the longest rod that can be placed in a rectangular box of dimensions 8 cm * 6 cm *  2 cm is

• 2√13 cm

• 2√14 cm

• 2√26 cm

• 10√2 cm

• Question 6:

The diameter of the moon is approximately one-fourth of the diameter of the earth. What fraction of the volume of the earth is the volume of the moon?

• 1/4

• 1/16

• 1/64

• 1/36

• Question 7:

A hemispherical tank is made up of an iron sheet 1 cm thick. If the inner radius is 1 m, then the volume of the iron used to make the tank is

• 0.06343 m3

• 1.06343 m3

• 0.06686 m3

• none of these

• Question 8:

The edge of the cuboid are in the ratio 1 : 2 : 3 and its surface area is 88 cm2 . Then the volume of the cuboid is

• 24 cm3

• 48 cm3

• 64 cm3

• 120 cm3

• Question 9:

A cone, a hemisphere and a cylinder stand on equal bases and have the same height. The ratio of their volume is

• 1:2:3

• 1:3:5

• 2:4:5

• 1:2:4

• Question 10:

The diagonal of a cube is 6√3 cm. Then its volume is

• 216 cm3

• 64 cm3

• 144 cm3

• 136 cm3

• A cylindrical rod whose height is 8 times of its radius is melted and recast into spherical balls of same radius. The number of balls will be

The edge of a cube is 20 cm. How many small cubes of 5 cm edge can be formed from this cube?

A metallic right circular cone of height 9 cm and base radius 7 cm is melted into a cuboid whose two sides are 11 cm and 6 cm. What is the third side of the cuboid?

A metallic right circular cone of height 9 cm and base radius 7 cm is melted into a cuboid whose two sides are 11 cm and 6 cm. What is the third side of the cuboid?

At the helm of GMS Learning is Principal Balkishan Agrawal, a dedicated and experienced educationist. Under his able guidance, our school has flourished academically and has achieved remarkable milestones in various fields. Principal Agrawal’s visio…

1 comment

1. Sir this is very easy test