The population of oregon is about 3.8 million. the population of the whole u. s. is about 318.9 million. approximately what percentage of u. s. population lives in oregon?

Officer brimberry wrote 24 tickets for traffic violations last week, but only 9 tickets this week. what is the percent decrease? give your answer to the nearest tenth of a percent.

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

Ihave a triangle with a 60 degree angle. lets use d for that angle. what are the values of e and f if d is 60 degrees? and what do you notice about the values of e and f?