A researcher made the following graph shows the number of hours per week that people exercise versus the amount of money they spend eating out per week. Predict the approximate amount of money someone would spend eating out if they spend 3 hours per week exercising? A.)20
B.)60
C.)30
D.)40

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