Help, please the question and thank you

In a sample of 200 residents of georgetown county, 120 reported they believed the county real estate taxes were too high. develop a 95 percent confidence interval for the proportion of residents who believe the tax rate is too high. (round your answers to 3 decimal places.) confidence interval for the proportion of residents is up to . would it be reasonable to conclude that the majority of the taxpayers feel that the taxes are too high?

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

If a || b and e || f , what if the value of y ?