Volume and surface area - Quantitative Aptitude (MCQ) questions for Q. 29056

Q.  Suresh wanted to keep volume of his right circular cone shaped cap same, but increase its height to 9 times. By how much should he increase or decrease the radius?
- Published on 03 Apr 17

a. Increase to 3 times
b. Reduce to 1/3rd
c. Increase by 18 times
d. Reduce to 1/9th

ANSWER: Reduce to 1/3rd
 
volume and surface area

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