Company a charges a fee of $5 for a cab ride, plus a charge of $0.50 for each mile driven. company b charges a fee of $10 for a cab ride, plus a charge of $0.10 for each mile driven. for what number of miles driven will the cost of a cab ride be the same for both companies?

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