Which country in SAARC has the highest GDP (PPP) per capita ?
[A]Sri Lanka

Among the SAARC countries, Highest Per Capita GDP (PPP) is of Maldives as per World Economic Outlook Database, April 2015. It stands at 14,383 International Dollars as shown in below table. An international dollar would buy in the cited country a comparable amount of goods and services a U.S. dollar would buy in the United States. It is used in comparing the Purchasing Power Parity (PPP) data of countries.