Find the mean of the data summarized in the given frequency distribution. The highway speeds (in mph) of a random sample of cars are summarized in the frequency distribution below. Find the mean speed. Round your answer to one decimal place.

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

Consider the following estimates from the early 2010s of shares of income to each group. country poorest 40% next 30% richest 30% bolivia 10 25 65 chile 10 20 70 uruguay 20 30 50 1.) using the 4-point curved line drawing tool, plot the lorenz curve for bolivia. properly label your curve. 2.) using the 4-point curved line drawing tool, plot the lorenz curve for uruguay. properly label your curve.

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi