Use the information given to answer the question. Consider the information about the number of athletes that select various after-practice drinks at a school one day. 35 athletes select water. 21 athletes select lemonade. 14 athletes select some other drink. Part A If there are a total of 800 athletes in the school, what is the best approximation for how many athletes in the school select water after practice? 320 athletes 320 athletes 400 athletes 400 athletes 695 athletes 695 athletes 765 athletes 765 athletes

Aschool typically sells 500 yearbooks each year for 50 dollars each. the economic calls does a project and discovers that they can sell 100 more yearbooks for every $5 decrease in price. the revenue for yearbook sales is equal to the number of yearbooks sold times the price of the yearbook. let x represent the number of $5 decrease in price. if the expression that represents the revenue is written in the form r(x)=(500+ax)(50-bx). to maximize profit, what price should the school charge for the yearbooks? what is the possible maximum revenue? if the school attains the maximum revenue, how many yearbooks will they sell?

Pls! does anybody know a shortcut for answering these types of questions in the future?

Use δjkl and δmpn to determine whether don's claim is true or false. which of the following should don use to prove the triangles are similar? sss sas aas aa