Use the chart below to answer the questions: Country Population
(1997 estimate) Area
(square km)
U. S. 272,648,000 9,364,520
Denmark 5,248,000 42,077
Ghana 18,339,000 237,533

Which of these countries has the greatest population density? Which has the least? Provide an explanation and proof for your answer to receive full credit.

When are two distinct non vertical lines parallel

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil