Maths Three spherical balls of radii 1 cm, 2 cm and 3 cm are melted to form a new ball, 25% of the material is lost in the process, what is the radius of the new ball?

Q.202228: Three spherical balls of radii 1 cm, 2 cm and 3 cm are melted to form a new ball, 25% of the material is lost in the process, what is the radius of the new ball?
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