In a particular county, a sample of the population showed that 84% of the households lived in
the same residence as they had the previous year. the estimate had a margin of error of 1.5% at
the 90% confidence level. if the county has 50,000 households, which of the following best
estimates the number of households that lived in the same residence as they had the previous
year, at the 90% confidence level?

Moira has a canvas that is 8 inches by 10 inches. she wants to paint a line diagonally from the top left corner to the bottom right corner. approximately how long will the diagonal line be?

The square root of 9x plus 7 plus the square rot of 2x equall to 7

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?