You are studying for your final exam of the semester. up to this point, you received 3 exam scores of 76%, 99%, and 86℅. to receive a grade of a in the class, you must have an average exam score between 90% and 100% for all 4 exams including the final. find the widest range of scores that you can get on the final exam in order to receive a grade of a for the class. use interval notation. [91,100] [99,100] [96,97]

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.