What patriot disguised himself as a teacher to spy on british

Which best describes why it is necessary to evaluate a solution?

What would happen if people from different races were seperated today

In a small, closed economy, national income (gdp) is $350 million for the current year. individuals have spent $100 million on the consumption of goods and services. they have paid a total of $60 million in taxes and the government has spent $75 million on goods and services this year. use this information and the national income identity to answer the questions. how much does the economy spend on investment?