Charity and her friends each want to buy a piece of pizza, a drink, and an ice cream cone. charity has $10 to pay her friend's meal. does she have enough money? explain.

Is the power produced directly proportional to the wind speed, give reasons for your answer?

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

D. in a discrete probability distribution, the sum of the probabilities for the discrete variables will be > 1. true or false