In questions numbered 1 to 20. a question is followed by data in the form of two statements labelled as I and Il. You must decide whether the data given in the statements are sufficient to answer the questions. Using the data make an appropriate choice from (a) to (d) as per the following guidelines:
Whatis the value of $$\frac{a^2}{b^2} + \frac{b^2}{c^2}$$?
I. $$a = 2c$$
II. $$\frac{a}{b} + \frac{b}{c} = 8$$
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