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A bucket open at the top, and made up of...

A bucket open at the top, and made up of a metal sheet is in the form of a frustum of a cone. The depth of the bucket is 24 cm and the diameters of its upper and lower circular ends are 30 cm and 10 cm respectively. Find the cost of metal sheet used in it at the rate of Rs 10 per Crn . | USe TC-3. f metal sh d in itat th f Rs 10 per 100 cm“. [U 3.14

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A bucket open at the top,and made up of a metal sheet is in the form of a frustum of a cone.The depth of the bucket is 24cm and the diameters of its upper and lower circular ends are 30cm and 10 cm respectively.Find the cost of metal sheet used in it at the rate of Rs 10 per 100cm^(2) .

a container open at the top and made up of a metal sheet, is in the form of a frustum of a cone of height 14 cm with radii of its lower and upper circular ends as 8 cm and 20 cm, respectively. find the capacity of the container.

A bucket made up of a metal sheet is in the form of frustum of a cone. Its depth is 24 cm and the diameters of the top and bottom are 30 cm and 10 cm respectively. Find the cost of milk which can completely fill the bucket at the rate of ₹ 20 per litre adn the cost of metal sheet used if it costs ₹ 10 per 100cm^(2) . [ Use pi=3.14 .]

A milk container is made of metal sheet in the shape of frustum of a cone whose volume is 10459(3)/(7)cm^(2). The radii of its lower and upper circular ends are 8cm and 20cm respectively. Find the cost of metal sheet used in making the container at the rate of Rs.1.40per square centimeter.

A container, open from the top, made up of a metal sheet is in the form of a frustum of a cone of height 16 cm with radii of its lower and upper ends as 8 cm and 20 cm respectively. Find the cost of milk which can completely fill the container at the rate of Rs 15 per litre and the cost of metal sheet used, if it costs Rs 5 per 100 cm^(2) . (take pi = 22/7)

An open metal bucket is in the shape of a frustum of cone of height 21 cm with radii of its lower and upper ends are 10 cm and 20 cm respectively. Find the cost of milk which can completely fill the bucket at the rate of रु 40 per litre.

A frustum of a cone has height 8 cm and radii of upper and lower circular surfaces are 22 cm and 16 cm respecticely. Its slant height is

A bucket made up of a metal sheet is in the form of a frustum of a cone of height 16 cm with diameters of its lower and upper ends as 16 cm and 40 cm respectively. Find the volume of the bucket. Also, find the cost of the bucket if the cost of metal sheet used is Rs 20 per 100\ c m^2 . (Use pi=3. 14 )

A container opened at the top and made up of a meta! sheet, is in the form of a frustum of a cone of height 16 cm with radii of its lower and upper ends as 8 cm and 20 cm respectively. Find the cost of milk which can completely fill the container, at the rate of ? 50 per litre. Also find the cost of meta! sheet used to make the container, if it costs Rs. 10 per 100 cm^2 ? ( Take pi = 3.14).

RD SHARMA-SURFACE AREAS AND VOLUMES-All Questions
  1. A milk container is made of metal sheet in the shape of frustum of a c...

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  2. A solid cone of base radius 10 cm is cut into two parts through the...

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  3. A bucket open at the top, and made up of a metal sheet is in the form ...

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  4. In Fig. 16.74, from the top of a solid cone of height 12 cm and bas...

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  5. A metallic sphere 1 dm in diameter is beaten into a circular sheet ...

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  6. Three solid spheres of radii 3, 4 and 5 cm respectively are melted ...

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  7. A spherical shell of lead, whose external diameter is 18 cm, is mel...

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  8. A well with 10m inside diameter is dug 8.4m deep. Earth taken out o...

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  9. In the middle of a rectangular field measuring 30 mxx20 m , a well ...

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  10. The inner and outer radii of a hollow cylinder are 15 cm and 20 cm,...

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  11. Two cylindrical vessels are filled with oil. Their radii are 15 cm,...

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  12. A cylindrical bucket 28 cm in diameter and 72 cm high is full of wa...

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  13. A cubic cm of gold is drawn into a wire 0.1 mm in diameter, find th...

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  14. A well of diameter 3 m is dug 14 m deep. The earth taken out of it ...

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  15. A conical vessel whose internal radius is 10 cm and height 48 cm is...

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  16. The vertical height of a conical tent is 42 dm and the diameter of ...

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  17. A cylinder and a cone have equal radii of their bases and equal hei...

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  18. A sphere of diameter 5 cm is dropped into a cylindrical vessel part...

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  19. A spherical ball of iron has been melted and made into smaller ball...

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  20. Find the depth of a cylindrical tank of radius 28 m, if its capacit...

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