Assume the following accounts and amounts were reported by a nation last year Government purchases of goods and services were $5.9 billion; personal consumption expenditures were $41.7 billion; gross private domestic irvestment amounted to $20 billion: personal savings were estimated at $2 billion; imports of goods and services amounted to $7.8 billion; and the exports of goods and services were $5 billion. (a). Determine the nation's gross domestic product. (Enter amount in billion. Round answer to 1 decimal place, e.s. 527.5. ) Gross domestic product (GDP) 5 bilition Determine the nation's gross domestic product, if the dollar amounts of imports and exports are reversed? (Enter amount in billion. Round answer to 1 decimal place, e.s. 527.5.) Gross domestic product (GDP) $ bilition