An experiment consists of drawing a marble out of a bag, observing the color, and then placing it back in the bag. suppose the experiment is repeated 75 times, with the following results: red 38 blue 23 green 11 yellow 3 what is the probability of drawing either a blue or green marble?

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