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A cone of height 15 cm and base diameter...

A cone of height 15 cm and base diameter 30 cm is carved out of a wooden sphere of radius 15 cm. The percentage of wasted wood is___

A

0.75

B

0.5

C

0.4

D

0.25

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UNITED BOOK HOUSE-Real life problem related to different solid objects-Exercise
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  15. The height and radius of the cone of which the frustum is a part are h...

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