Can i get some help 1) -3 ¹/₆ + 6 ²/₃

2) 3 ⅕ - 2 ½ + 2 ³/₅

3) -5 ⁵/₆ - (-2 ⅓) + 5 ⅙

4) -11 ⅛ - 12 ¼ - (-21 ½)

math problems?

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?

Solutions for 2x+7 less than or equal to 3x-5

Parabolas y=−2x^2 and y=2x^2+k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.