Select the correct answer. a moving company charges $115 to rent a truck for a three-day period, plus an additional $0.83 for each mile driven. the average cost per mile for a three-day period is given by the rational expression , where x is the number of miles driven during the rental period. what does the numerator of the rational expression represent?

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.