Country A has export sales of $100 billion, government purchases of $400 billion, business investment of $250 billion, imports of $125 billion, and consumption spending of $1,550 billion. Use the numbers provided to calculate the value of Net Exports and the value of GDP. Show your work. (there is a numerical example with formulas at the end of section 3.1 in the ebook) For each of the following indicate if they would be included in GDP, or would not be included. The cost of cell phone service. The decline in the health of the reef in the ocean. A surfboard purchased from an individual selling it on Facebook Marketplace. Flour purchased by Krispy Kreme to use in making donuts. The purchase of 10 shares of Tesla stock on the NASDAQ Stock Exchange. A rise in the population of Humpback whales. Purchase of a car wash at a local service station. The purchase of a standup paddle board at Costco. Paying cash for a car wash at a fundraiser for youth soccer at the local church. The purchase of a new set of tires at a local tire store to replace the worn out ones on your car. Compute Real GDP