TS EAMCET 18-July-2022 Shift 1 Solved Paper

A lens is made of glass having an index of refraction 1.5. One side of the lens is flat and the other side is convex with a radius R. If an object is placed 60cm, towards the convex side of the lens, the image is formed at 120cm on the other side of the lens. The value of R is