Suppose a researcher determined that 34.7% of people 18–34 years old in the United States have a college degree. She also finds that, among all Americans 18-34 years old, 6.7% have a college degree and live at home with their parents, whereas
23.4% do not have a college degree and live at home with their parents.
Label each branch of the following tree diagram with the correct probability value.

If kn = 9 cm, mn = 21 cm, rs = 42 cm, and ps = 18 cm, what is the scale factor of figure klmn to figure pqrs?

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

If the scale factor between two circles is 2x/5y what is the ratio of their areas?