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A right circular cone, with radius and h...


A right circular cone, with radius and height 8 and 6 respectively , is cut parallel at the middle of the height to get a smaller cone and a frustum. By what percentage, to the nearest integer, is the combined total surface area of the smaller cone less than of the frustum?

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ENGLISH SAT-ADDITIONAL TOPICS IN MATH-EXERCISE
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  2. 2 parallel chords 24 cm, and 18 cm, are on the same side of the centre...

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  3. A right circular cone, with radius and height 8 and 6 respectively , ...

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  10. The imaginary number I is defined such that i^(2)=-1. Which of the fol...

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  11. The imaginary number I is such that i^(2)=-1. Which of the following o...

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  12. A right angled triangle ABC of sides AB=6, BC=8 and AC=10 is spun onc...

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  13. If a+ib=sqrt(5+12i) where a>0, b>0, which of the following is a possi...

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  14. Two friends, Amy and Bob, are standing in line with a lamp post. The s...

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  15. In the figure OA=sqrt(80), OB=8, OC=sqrt(20). What is the length of OD...

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  16. In a right-angled triangle ABC, right angled at B, an altitude BD is ...

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  17. If the equation of the circle having the coordinates of the ends of it...

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  18. If a+ib=(5+3i)(6i+1), what is the value of a^(2)+b^(2) ?

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  19. A well, 2m radius and 40m deep, is being dug. The excavated soil is t...

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  20. In the figure shown, ABC is a triangle, right angled at B. Through B, ...

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