APPLICATIONS
89. ECONOMICS If in the United States in 2007 the national debu
was about $8,868,000,000,000 and the population was about
301,000,000, estimate to three significant digits each individual's
share of the national debt. Write your answer in scientific notation
and in standard decimal form.
90. ECONOMICS If in the United States in 2007 the gross domestic
product (GDP) was about $14,074,000,000,000 and the population
was about 301,000,000, estimate to three significant digits the GDP
per person. Write your answer in scientific notation and in standard
decimal form.