Simplify
The question I got no clue and I don’t remamber how to do this

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?

Can someone, me with this.i really need with this

Which diagram best shows how fraction bars can be used to evaluate 1/2 divided by 1/4?