Three spherical balls of radius 2 cm, 4 cm and 6 cm are melted to form – McqOptions

MCQOPTIONS

1.	Three spherical balls of radius 2 cm, 4 cm and 6 cm are melted to form a new spherical ball. In this process there is a loss of 25% of the material. What is the radius (in cm) of the new ball?
A.	6
B.	8
C.	12
D.	16
Answer» B. 8

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