The revenue from selling x shirts is r(x) = 12x.
the cost of buying x shirts is c(x) = 5x + 20.
the profit from selling x shirts is p(x) = r(x) – c(x).
what is p(x)?
a. p(x) = 7x – 20
b. p(x) = 17x + 20
c. p(x) = 17x – 20
d. p(x) = 7x + 20

Cameron indoor stadium at duke university is one of the most revered sites in all of college basketball, as well as in all of sports period. duke’s men’s and women’s basketball programs have attained quite a few wins in the building over the last seventy years. cameron indoor stadium is capable of seating 9,460 people. for each game, the amount of money that the duke blue devils’ athletic program brings in as revenue is a function of the number of people in attendance. if each ticket costs $45.50, find the domain and range of this function.

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u. s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u. s. dollars for every 100 euros. b) gabriella averages 100 u. s. dollars for every 25 euros. c) gabriella can exchange 75 u. s. dollars for 100 euros. d) gabriella can exchange 100 u. s. dollars for 75 euros.