If the average price of a new one-family home is $246,300 with a standard deviation $15,000, find the minimum price of the houses that a contractor will build to satisfy the middle 80% of the market. Assume that the variable is normally distributed.

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations