Question: Greece is a nation that has been through significant national budget turmoil. In 2010, it was discovered that the government had been concealing the true size of the national debt for several years. The data in the table below reveals just how much the nation's officially reported national debt grew between 2000 and 2010. The data is in billions of U.S. dollars. Use the data to answer the questions that follow.
2000 2010
Debt GDP Debt GDP
$138 $127 $455 $308
a. What was the average annual increase in the Greek debt over the 10-year span?
b. What was the average annual budget deficit for Greece over this period?