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Doubling x in an inverse proportion means y is:
ADoubled
BUnchanged
CSquared
DHalved
Answer & Solution
Correct answer: D. Halved
1. The product xy must stay constant.
2. If x doubles, y must fall to keep it so.
3. So y is halved.
4. The answer is halved.
_Source: NCERT Class 8 Mathematics, Ch 11 'Direct and Inverse Proportions'_
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