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The height of the cone is 30 cm. A small...

The height of the cone is 30 cm. A small cone is cut off at the top by a plane parallel to its base. If it volume is 1/27 of the volume of the cone, at what height, above the base, is section is made?

A

6 cm

B

8 cm

C

10 cm

D

20 cm

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UNITED BOOK HOUSE-Right Circular Cone-Exercise
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  10. Two solid right cones of equal height and of radii r1 and r2 are melte...

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  13. The circumference of the base of a 16 cm height solid cone is 33 cm. W...

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  15. If S denotes the area of the curved surface of a right circular cone o...

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  18. The radius of base and slant height of a cone are in the ratio 4 : 7. ...

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  19. If h, c, v are respectively the height, curved surface area and volume...

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