Volume of first cube = \\\\(a^{3}\\\\) (a is side length)Volume of second cube = \\\\(6^{3}\\\\) (6 is side length)\\\\(\\frac{a^{3}}{6^{3}}=\\frac{1}{27}=(\\frac{1}{3})^{3}\\\\)3a=b.Ratio of surface area = \\\\(\\frac{6a^{2}}{6b^{2}}=(\\frac{a}{b})^{2}=(\\frac{a}{3a})^{2}=1:9\\\\)