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The volume of the two spheres are in the ratio 64:27. Find the difference of their surface areas, if the sum of their radii is7.

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RD SHARMA ENGLISH-SURFACE AREA AND VOLUME OF A SPHERE -All Questions
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  3. The volume of the two spheres are in the ratio 64:27. Find the diff...

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  4. Find the volume and the total surface area of a hemisphere of radiu...

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  5. A solid sphere of radius 3cm is melted and then cast into small sph...

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  6. How many spherical bullets can be made out of a solid cube of lead ...

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  7. How many spherical lead shots each 4.2 cm in diameter can be obtain...

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  8. Three solid spheres of iron whose diameters are 2cm, 12cm and 16cm,...

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  9. A solid lead ball of radius 7cm was melted and then drawn into a wi...

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  10. A solid sphere of radius 1cm is melted to stretch into a wire of le...

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  11. A sphere of diameter 6cm is dropped in a right circular cylindrical...

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  12. A hemisphereical bowl of internal diameter 36cm contains a liquid. Thi...

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  13. The largest sphere is carved out of a cube of a side 7cm. Find the ...

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  14. A hemisphere of lead of radius 8cm is cast into a right circular co...

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  15. A spherical cannonball 28 cm in diameter is melted and cast into a rig...

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  16. A cylindrical container of radius 6 cm and height 15 cm is filled w...

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  17. A solid wooden toy is in the shape of a right circular cone mounted...

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  18. Twenty seven solid iron spheres, each of radius r and surface area ...

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  19. Find the volume of a sphere whose radius is: 2cm          (ii)  3.5...

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  20. Find the volume of a sphere whose diameter is: 14cm        (ii)  ...

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