The volume of solid A is 28 m3 and the volume of solid B is 1,792 m3. If the solids are similar, what is the ratio of the surface area of solid A to the surface area of solid B

Problem number 26 of the rhind papyrus says: find a quantity such that when it is added to of itself the result is a 15. the modern day equation that models this problem is x + x = 15. what is the solution to the equation? x = 10 x = 12 x = 15 x = 30