India lies on the Indian Plate, the northern portion of the Indo-Australian Plate, whose continental crust forms the Indian subcontinent. The country is situated north of the equator between 8 4' to 37 6' north latitude and 68 7' to 97 25' east longitude. It is the seventh-largest country in the world, with a total area of 3,287,263 square kilometres (1,269,219 sq mi). India measures 3,214 km (1,997 mi) from north to south and 2,933 km (1,822 mi) from east to west. It has a land frontier of 15,106.7 km (9,387 mi) and a coastline of 7,516.6 km (4,671 mi).

Answer this question based on the passage: how much of india is surrounded by water? Okie... think carefully first, then make a decision:
The important part for answering this question is: It has a land frontier of 15,106.7 km (9,387 mi) and a coastline of 7,516.6 km (4,671 mi). So, the answer is 7,516.6 km ( 4,671 mi ).