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Three solid cubes of sides 1 cm, 6 cm, and 8 cm are melted to form a new cube. The surface area of the cube so formed is:

Three solid cubes of sides 1 cm, 6 cm and 8 cm are melted to form a new cube. The surface area of new cube is:

A rectangular block with sides 6 cm, 12 cm and 15 cm is cut up into an exact number of equal cubes. The least possible number of cubes is?

Arrange the volumes of the following geometrical figures in decreasing order of their value.

A. A cuboid of length 5 cm, breadth 3 cm and height 4 cm.

B. A cube on each side of 4 cm.

C. A cylinder of radius 3 cm and length 3 cm.

D. A sphere of radius 3 cm.

Choose the correct answer from the options given below:

Consider the surface area of the following solids.

(A) A cylinder with a diameter of base 14 cm and height 80 cm.

(B) A cone with a radius of 7 cm and slant height 10 cm.

(C) A sphere with a radius 7 cm.

(D) A hemisphere with a radius of 21 cm.

Arrange the above in decreasing order.

Choose the correct answer from the options given below:

A hemispherical bowl is 176 cm round the brim. Supposing it to be half full, how many peoples may be served from it in hemispherical glasses 4 cm in diameter at the top?

Find the total surface area of a solid hemisphere of diameter 14 cm.

The solid and the Surface area (S.A) of the following solids are given below.

(A) A cube of edge 9 cm., S.A = $486 \text{ cm}^2$

(B) A cuboid of 18 cm. long, 14 cm. width and 7 cm. height, S.A = $108 \text{ cm}^2$

(C) A cylinder with diameter of 14 cm. and height 80 cm., S.A = $3520 \text{ cm}^2$

(D) A sphere with radius of 14 cm., S.A = $2004 \text{ cm}^2$

Choose the correct answer from the options given below:

Consider the surface area of the following solids.

(A) A cube of edge 8 cm.

(B) A cylinder with a diameter of base 10 cm and height 42 cm.

(C) A hemisphere with 14 cm diameter.

(D) A sphere with a radius 21 cm.

Arrange the above in decreasing order.

Choose the correct answer from the options given below:

A metal sheet 27 cm long, 8 cm broad and 1 cm thick is melted into a cube. Find the difference between the surface areas (in cm²) of two solids.

The surface area of a cube is 1734 $cm^2$, its volume is :

The diagonal of a cube is $6\sqrt{3}$ cm. Its surface area and volume, are:

Find the surface area of a sphere of radius 10.5 cm?

The radius of cylinder is 7 cm and height is 11 cm. The total surface area of cylinder will be:

If the diagonal of a cube is $8\sqrt{3}$ cm then the volume of cube is :

Two cubes have their volumes in the ratio 1:27. The ratio of their surface areas is?

A metallic sphere of radius 6 cm is melted and recast into a cone of radius 4 cm. Find the height of the cone.

Consider the surface areas of the following solids:

(A) A cuboid of 10 cm long, 7 cm broad, and 5 cm high.

(B) A cylinder of radius 3.5 cm and height 60 cm.

(C) A cone of radius 6 cm and height 8 cm.

(D) A sphere of radius 12 cm.

Arrange the above in decreasing order.

A right circular cylinder has radius 7 cm and height 10 cm. Another cylinder has twice the height and half the radius. The ratio of their volumes (first : second) is:

A cube has a total surface area of 384 $cm^2$. What is the volume of the cube?

The number of iron balls, each 1 cm in radius, that can be made from an iron sphere of diameter 12 cm is:

A rectangular block with a volume of 250 cm³ was sliced into two cubes of equal volume. How much greater (in sq.cm) is the combined surface area of the two cubes than the original surface area of the rectangular block?

A hemisphere of radius 4 cm is cut from a solid sphere of radius 4 cm. What is the remaining volume of the sphere? (Use $\pi \approx 3.14$)

Consider the surface area of the following solids.

A. A cube of edge 9 cm.

B. A cuboid of edges 18 cm, 14 cm and 7 cm.

C. A cylinder with radius of 14 cm and height 80 cm.

D. A sphere with radius of 14 cm.

Arrange the above in decreasing order.

A rectangular sheet 50 cm by 30 cm is rolled along the 30 cm side to form a cylinder (open at both ends). The radius of the cylinder is:

Consider the surface areas of the following solids.

(A) A cuboid of 12 cm long, 7 cm broad, and 5 cm high.

(B) A cylinder of radius 3.5 cm and height 60 cm.

(C) A cone of radius 6 cm and height 8 cm.

(D) A sphere of radius 12.5 cm.

Arrange the above in decreasing order.

Consider the surface area of the following solids.

A. A cube of edge 4 cm.

B. A cylinder with a diameter of base 14 cm and height 35 cm.

C. A hemisphere with 28 cm diameter.

D. A sphere with a radius of 7 cm.

Arrange the above in decreasing order and choose the correct answer from the options given below:

A cone of the height 54 cm and radius of the base of 4 cm is made up of clay. Aditya reshapes it in the form of a sphere. The radius of the sphere will be

If r represent the radius and h denotes the height of the solid. Then, Match List-I with List-II

Choose the correct answer from the options given below:

How many iron rods, each of length 7 meter, and diameter 2 cm can be made out of 0.88 cubic meter of iron?