Himani and Ravi live in a deserted nation called Desertland. Himani spends all her time growing bananas and coconuts. This year, she harvested 1000 bananas and 500 coconuts. She values one coconut as worth two bananas. Himani gave Ravi 200 bananas and 100 coconuts in exchange for help in harvesting the fruits. Himani stored 100 bananas in her house for future consumption, while Ravi consumed all his bananas and coconuts.

In terms of coconuts, calculate the GDP of Desertl and using the following:

a. Expenditure method

b. Income method