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Melting a candle and recasting it leaves the volume:
AReduced away
BUnchanged
CDoubled up
DHalved off
Answer & Solution
Correct answer: B. Unchanged
1. The same wax is used, only its shape changes.
2. No material is added or taken away.
3. So the volume of the new candle equals that of the old one.
_Source: NCERT Class 10 Mathematics, Chapter 13, Surface Areas and Volumes._
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