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Q:

A spherical ball of lead 3 cm in diameter is melted and recast into three spherical balls The diameter of two of these are 1.5 cm and 2 cm respectively. The diameter of the third ball is 

  • 1
    1.4 cm
  • 2
    1.8 cm
  • 3
    2.1 cm
  • 4
    2.5 cm
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Answer : 4. "2.5 cm"

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Maths Volume and Surface Area Questions

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