Two cubes have their volumes in the ratio 1 : 27. Find the ratio of their surface areas. Share with your friends Share 0 Abhra Chakraborty answered this Dear student, Here is the solution. Regards 0 View Full Answer Jegannathan Anandaraman answered this Hi Uday, given a^3 : b^3 = 1 : 27 = 1 : 3^3 ==> a/b = 1/3 Now area = 6 a^2 and 6 b^2 So the required ratio = a^2/b^2 = (a/b)^2 = (1/3)^2 = 1/9 Hence 1 : 9 is the answer 0