Related Questions

The following question is accompanied by three statements (I), (II), and (III). You have to determine which statements(s) is/are sufficient/necessary to answer the questions. In a Kilometer race, by how many meters Raju beats Shaju? Statement I. In a kilometer race, Raju beats Laiju by 200 meters. Statement II. The ratio of the speed of Laiju and Shaju is 4 : 3. Statement III. In a kilometer race, Laiju beats Shaju by 300 meters.
How long did the Berlin Wall surround West Berlin?