Volume and surface area - Quantitative Aptitude (MCQ) questions for Q. 29129

Q.  Three solid metallic balls of diameter 3cm, 4cm and 5m are melted into a solid sphere. The radius of new sphere is
- Published on 05 Apr 17

a. 6 cm
b. 4 cm
c. 3 cm
d. 5 cm

ANSWER: 3 cm
 
volume and surface area

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