$$\(20 T\)$$ is inversely proportional to $$\(m^{2}\)$$ $$\[ T=30 \text { when } m=0.5 \]$$ (a) Find a formula for $$\(T\)$$ in terms of $$\(m\)$$. ................................................... (3) (b) Work out the value of $$\(T\)$$ when $$\(m=0.1\)$$ (1)

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