27% of a sample of 225 Americans said they get their news from social media/social networking sites. State the 95% confidence interval for the percentage of Americans who obtain their news.

How many sides does a regular polygon have if each exterior angle measures 72a.3b.4c.5d.6

Rationalize the denominator- 12x/√x-10

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.